2027 Best Online Health Psychology Doctorate Programs for Nonprofit, Policy, and Community Leadership Careers
Choosing an online health psychology doctorate is really a leadership investment: the right program can prepare you to improve population health, evaluate interventions, shape policy, or run mission-driven organizations. The timing matters because the U. S. Bureau of Labor Statistics projects social and community service manager employment to grow 8% from 2023 to 2033, faster than average.
This guide is for professionals comparing online doctorates for nonprofit, policy, and community leadership roles, with practical ways to judge program quality, specialization fit, costs, accreditation, experiential learning, and career alignment.
Key Things You Should Know
- The best online health psychology doctorate for nonprofit, policy, or community leadership is usually the one with applied research, program evaluation, health equity, organizational leadership, and community-based learning-not simply the highest-ranked school.
- For leadership ROI, compare total cost, time to completion, residency requirements, and career fit against target roles; BLS reported a May 2024 median pay of $78,240 for social and community service managers and $117,960 for medical and health services managers.
- Accreditation matters: prioritize regional institutional accreditation, verify whether psychology-specific accreditation is relevant to your goals, and do not assume an online health psychology doctorate leads to clinical licensure.
Which Online Health Psychology Doctorate Programs Are Best for Nonprofit, Policy, and Community Leadership?
The best online health psychology doctorate programs for nonprofit, policy, and community leadership are not always labeled the same way. Some are psychology doctorates with a health psychology concentration, while others are behavioral health, public health, community psychology, or leadership-focused doctorates that include strong health behavior and applied research training.
For this career direction, "best" should mean best fit for your sector, leadership level, and preferred type of evidence work. A nonprofit executive may need program evaluation and grant strategy, a policy professional may need health systems and research translation, and a community leader may need coalition-building and culturally responsive intervention design.
The table below compares the major online doctorate models you are likely to encounter. Use it to narrow your search before looking at tuition, faculty, and admissions requirements.
| Program model | Best fit | Leadership strengths | Potential limitations |
| PhD in Psychology with health psychology focus | Research, policy analysis, university-based leadership, evaluation roles | Advanced methods, theory, publication-quality research, population health behavior | May be less practice-oriented and may require a dissertation-heavy pathway |
| PsyD with health psychology or behavioral medicine coursework | Applied psychological practice, integrated care leadership, behavioral health administration | Practice orientation, assessment, intervention, systems thinking | Online PsyD options may include residencies or clinical requirements that do not match non-licensure goals |
| DrPH or public health doctorate with health behavior focus | Policy, public health agencies, community health systems, advocacy organizations | Population health, policy implementation, epidemiology, health equity, program leadership | May not provide deep psychology theory unless the curriculum includes behavioral science |
| Doctorate in behavioral health or integrated health | Healthcare nonprofits, community clinics, care coordination leadership | Interprofessional leadership, behavioral health systems, quality improvement | May be more healthcare-administration-focused than psychology-research-focused |
| EdD or leadership doctorate with health psychology-related concentration | Training, community education, workforce development, nonprofit learning leadership | Organizational change, adult learning, applied capstone projects | May require you to build the health psychology angle through electives and dissertation topic |
The strongest programs for mission-driven leadership usually share several features. Look for evidence that the program connects health behavior science to real organizational and community decisions.
- Faculty who publish or practice in health equity, behavioral medicine, community psychology, implementation science, public health, or nonprofit leadership
- Coursework in statistics, qualitative methods, program evaluation, policy, ethics, leadership, and culturally responsive intervention design
- A dissertation, doctoral project, or capstone that can be built around your organization, population, or policy problem
- Flexible online scheduling for working professionals, with transparent residency or immersion expectations
- Career support that includes leadership mentoring, not only academic advising
A common mistake is choosing a doctorate because it sounds "health-related" without checking whether the curriculum includes population-level and organizational leadership content. If your goal is to direct a nonprofit, influence public policy, or lead community health coalitions, a program built only around individual-level clinical practice may be too narrow.
Which Health Psychology Doctorate Specializations Best Align With Nonprofit, Policy, and Community Leadership?
Health psychology studies how biological, psychological, social, and environmental factors influence health behavior and health outcomes. For leadership careers, the most useful specializations are those that help you turn behavioral evidence into programs, policy proposals, community interventions, and organizational decisions.
Specialization fit matters because a doctorate is a long, expensive credential. The table below shows how different concentration areas align with nonprofit, policy, and community leadership goals.
| Specialization or focus area | Best leadership pathway | What you should learn |
| Community health psychology | Community coalitions, public health nonprofits, local health initiatives | Community assessment, participatory research, intervention design, cultural responsiveness |
| Health behavior and behavior change | Prevention programs, wellness initiatives, patient engagement, advocacy campaigns | Motivation, adherence, risk communication, behavior-change theory |
| Health policy and advocacy | Policy institutes, government agencies, foundations, advocacy organizations | Policy analysis, evidence translation, health disparities, legislative and regulatory context |
| Program evaluation and implementation science | Nonprofit leadership, grant-funded programs, quality improvement roles | Outcome measurement, mixed methods, implementation barriers, sustainability planning |
| Integrated behavioral health | Community clinics, healthcare nonprofits, behavioral health networks | Interprofessional care, care coordination, behavioral medicine, health systems leadership |
| Trauma, family, or youth health | Human services agencies, child-focused nonprofits, school-community partnerships | Developmental risk, trauma-informed systems, family engagement, prevention strategy |
If your interests sit outside traditional health psychology, related graduate pathways can also clarify your direction before committing to a doctorate. For example, professionals comparing justice-related behavioral health leadership may want to understand how forensic psychology master's programs differ from health psychology pathways before choosing a doctoral specialization.
Use these fit questions before enrolling. They help you avoid the common mistake of selecting a concentration based on title rather than career relevance.
- Does the specialization prepare me to work with individuals, organizations, communities, or policy systems?
- Will I be able to study the population I care about, such as rural communities, older adults, children, chronic disease patients, or underserved groups?
- Does the program teach evaluation methods that funders, agencies, and boards actually use?
- Can my dissertation or doctoral project solve a real problem in my current or target organization?
- Will the specialization help me build leadership credibility in the sector where I want to work?

What Curriculum Should a Health Psychology Doctorate Offer for Mission-Driven Leadership?
A strong leadership-focused health psychology doctorate should go beyond theory. It should help you diagnose health behavior problems, design evidence-based interventions, evaluate outcomes, lead teams, communicate with stakeholders, and make ethical decisions in complex community settings.
The curriculum should include a balanced mix of psychology, public health, research methods, and leadership. If any of these areas are missing, ask how the program expects graduates to lead programs, policies, or organizations after graduation.
| Curriculum area | Why it matters for leadership | Useful course examples |
| Health psychology theory | Helps leaders understand why people adopt, avoid, or sustain health behaviors | Biopsychosocial models, stress and coping, behavioral medicine, chronic illness psychology |
| Research and statistics | Supports evidence-based decisions, grant reporting, and policy analysis | Quantitative methods, qualitative methods, mixed methods, advanced statistics |
| Program evaluation | Shows whether interventions work and whether funding should continue | Logic models, outcomes assessment, implementation evaluation, quality improvement |
| Leadership and organizational change | Prepares students to manage people, systems, budgets, and strategic priorities | Nonprofit leadership, change management, ethics, organizational behavior |
| Health equity and community engagement | Builds skills for working with underserved populations and community partners | Social determinants of health, cultural humility, participatory research, community assessment |
| Policy and communication | Helps translate research into action for funders, boards, agencies, and legislators | Health policy, advocacy, risk communication, research translation |
Professionals interested in youth-focused nonprofit or community leadership should also look for developmental and family systems content. A reader comparing earlier-stage preparation may find that child psychology master's programs are useful stepping stones before pursuing a doctorate centered on child health, family wellness, or community prevention.
Before you apply, review the full course catalog rather than only the program overview page. A leadership-ready curriculum should allow you to answer these questions confidently.
- Can I learn how to evaluate a grant-funded health program from design through reporting?
- Will I practice translating research findings into board presentations, policy briefs, or stakeholder reports?
- Does the program teach both individual behavior change and system-level change?
- Are ethics, equity, and community partnership treated as core topics rather than electives?
- Is the dissertation or doctoral project flexible enough to support a real leadership problem?
A red flag is a curriculum that lists many psychology courses but very little applied evaluation, policy, leadership, or community engagement. That structure may work for academic research goals, but it can leave nonprofit and community leaders without the operational tools they need.
Most leadership-focused applicants eventually face a practical choice: an applied doctorate or a research-focused doctorate. Neither is automatically better. The right choice depends on whether you want to produce new research, lead evidence-based programs, influence policy, teach, consult, or manage organizations.
The table below summarizes the major trade-offs. Use it to match the degree structure to your actual career target rather than choosing based on prestige alone.
| Factor | Applied doctorate | Research-focused doctorate |
| Common formats | PsyD, DrPH, DBH, EdD, applied PhD tracks | PhD in psychology, health psychology, community psychology, or public health |
| Best for | Program leadership, consulting, health systems work, nonprofit management, applied policy implementation | Research leadership, policy analysis, academic roles, evaluation science, think tank work |
| Final project | Applied doctoral project, capstone, practice-based dissertation, or quality improvement project | Original dissertation that contributes to scholarly literature |
| Typical strengths | Practical application, organizational problem-solving, stakeholder communication | Research depth, advanced methodology, theory development, publication preparation |
| Possible drawbacks | May offer less advanced research training than a traditional PhD | May feel less connected to day-to-day nonprofit or community leadership practice |
An applied doctorate often fits working professionals who already hold leadership responsibilities and want to solve real problems in their organizations. A research-focused doctorate is usually stronger for people who want to design studies, publish, teach, or become senior evidence advisors.
Use this decision sequence if you are unsure which route fits best.
- Define your target role first, such as executive director, policy analyst, program evaluator, faculty member, community health director, or behavioral health consultant.
- Review recent job postings for that role and identify whether employers emphasize research design, management experience, policy writing, evaluation, or clinical credentials.
- Compare the doctoral project requirement and ask whether it can be aligned with your target sector.
- Check whether faculty mentors have experience in the settings where you want to work.
- Choose the program structure that builds the evidence, leadership, and communication skills your target role actually rewards.
The most expensive mistake is assuming that all doctorates open the same doors. A dissertation-intensive PhD can be excellent preparation for research and policy roles, while an applied doctorate may be more efficient for a professional who wants to lead programs rather than publish scholarly articles.
Accreditation is one of the first quality checks you should complete. At minimum, an online health psychology doctorate should be offered by an institution with recognized regional accreditation in the United States. This affects financial aid eligibility, credit recognition, employer confidence, and the credibility of the credential.
Psychology-specific accreditation is more complicated. The American Psychological Association accredits doctoral programs in clinical, counseling, and school psychology, but not every health psychology, behavioral health, public health, or leadership doctorate falls under APA accreditation. If you are not seeking clinical licensure, regional institutional accreditation may be the central requirement, but you still need to confirm what your target employers expect.
The table below clarifies which accreditation checks matter for different goals.
| Your goal | Accreditation to verify | Why it matters |
| Nonprofit or community leadership without clinical practice | Regional institutional accreditation | Supports degree legitimacy, aid eligibility, and employer recognition |
| Clinical psychologist licensure | APA accreditation and state board requirements | Many licensing boards consider APA accreditation, supervised hours, internship, and practicum structure |
| Public health leadership | Regional accreditation and, when relevant, public health program accreditation | Some public health employers value accredited public health training |
| Academic or research career | Regional accreditation, faculty research quality, dissertation rigor | Hiring committees often evaluate research fit, publications, and methodological preparation |
| Integrated behavioral health leadership | Regional accreditation plus any field-specific credential expectations | Healthcare employers may require additional licenses, certifications, or supervised experience |
Before applying, complete these verification steps. They can prevent costly enrollment mistakes.
- Search the institution in the U.S. Department of Education or Council for Higher Education Accreditation database.
- Ask whether the doctorate is designed for licensure, non-licensure leadership, research, or applied practice.
- Confirm whether online students have the same accreditation coverage as campus students.
- Contact your state licensing board if you plan to provide clinical psychological services.
- Ask employers or mentors in your target sector whether the degree type is recognized for leadership roles.
A major red flag is vague language such as "accredited curriculum" without naming the accrediting body. Accreditation belongs to institutions and programs through recognized agencies, not to marketing claims.

Online doctoral formats vary widely. Some programs are fully online, while others require weekend residencies, weeklong intensives, campus-based research seminars, practicums, internships, or community-based projects. These requirements can affect cost, scheduling, and whether the program is realistic for a working leader.
The U.S. Department of Education's 2024 distance education reporting shows that online learning remains a standard part of graduate education, not a temporary alternative. For doctorate seekers, this means more flexibility-but also more responsibility to verify whether "online" includes in-person components.
The table below explains common format differences and why they matter when comparing programs.
| Format feature | What it means | Decision impact |
| Asynchronous courses | Students complete weekly work on their own schedule | Best for working professionals across time zones |
| Synchronous sessions | Live online meetings at scheduled times | Useful for discussion and mentoring but less flexible |
| Residencies or intensives | Short in-person or virtual immersion experiences | Can strengthen networking but add travel and time costs |
| Practicum or fieldwork | Supervised experience in a professional setting | Important for applied leadership but may require local site approval |
| Doctoral project or dissertation support | Structured mentoring for research or applied inquiry | Often determines whether students finish efficiently |
| Cohort model | Students progress with the same peer group | Can improve accountability and professional networking |
Experiential learning is especially important for nonprofit, policy, and community leadership because it shows whether you can apply research in real settings. Look for projects that connect directly to organizational decision-making.
- Community needs assessments that involve local partners and stakeholder interviews
- Program evaluations tied to grant reporting or service improvement
- Policy briefs based on health behavior evidence and population-level data
- Quality improvement projects in clinics, agencies, or behavioral health programs
- Leadership practicums with nonprofits, foundations, public agencies, or community coalitions
Do not assume a fully online program is automatically easier. Doctoral work requires sustained research, writing, data analysis, and independent project management. The best online programs make expectations visible early and provide advising structures that keep working adults on track.
Admissions requirements depend on the degree type, selectivity, and whether the program is clinical, research-focused, or applied. Most online health psychology-related doctorates expect a relevant master's degree, professional experience, academic writing ability, and a clear research or leadership purpose.
Applicants coming from counseling, psychology, public health, social work, healthcare administration, education, or human services backgrounds may be competitive if they can explain how their experience connects to health behavior and leadership. Those still building a psychology foundation may compare an online clinical psychology masters with other master's options before applying to a doctoral program.
The table below summarizes common admissions expectations. Always confirm details with each school because doctoral admissions requirements vary significantly.
| Requirement | What programs may ask for | How to evaluate your readiness |
| Prior degree | Master's degree in psychology, counseling, public health, social work, healthcare, education, or a related field | Check whether prerequisite psychology or statistics courses are required |
| GPA | Minimum graduate GPA set by the institution | Ask whether professional experience can offset a weaker academic record |
| Professional experience | Leadership, clinical, nonprofit, public health, research, or community work | Prepare examples of measurable impact and decision-making responsibility |
| Writing sample | Academic paper, policy memo, research proposal, or professional report | Choose work that shows analysis, evidence use, and clear communication |
| Statement of purpose | Career goals, research interests, and program fit | Connect your goals to specific faculty, courses, and project opportunities |
| Letters of recommendation | Academic, professional, or supervisory references | Select recommenders who can speak to research ability, leadership, and persistence |
To strengthen your application, focus less on broad passion and more on a clear problem you want to solve. Admissions committees want to know whether you understand doctoral-level work and whether the program can support your goals.
- Identify a leadership problem related to health behavior, access, prevention, equity, or community well-being.
- Explain why doctoral training is necessary to address that problem.
- Connect your previous work to the populations or systems you want to serve.
- Name the methods you want to learn, such as mixed methods, evaluation, implementation science, or policy analysis.
- Show that you understand the program's format, time commitment, and final project expectations.
A frequent mistake is submitting the same statement to every program. Strong doctoral applications are tailored; they show why this specific program, faculty group, and curriculum fit your leadership path.
Online health psychology doctorate costs vary by institution type, credit requirements, residency travel, dissertation enrollment fees, and how long it takes to finish. The posted per-credit tuition is only one part of the total cost, so applicants should calculate the full cost of attendance before committing.
Federal Student Aid sets the annual Direct Unsubsidized Loan limit for most graduate and professional students at $20,500. That number is useful because it shows why many doctoral students need employer support, scholarships, payment plans, assistantships, or Grad PLUS loans if tuition and living costs exceed that annual borrowing limit.
Use the table below to identify cost items that are easy to overlook when comparing online programs.
| Cost factor | Why it matters | What to ask |
| Per-credit tuition | Doctorates often require many credits beyond the master's level | What is the total required credit count, including dissertation or project credits? |
| Program fees | Technology, student services, graduation, and doctoral fees can add up | Are fees charged per term, per credit, or one time? |
| Residency costs | Travel, lodging, meals, and time away from work can change affordability | How many residencies are required, and can any be completed virtually? |
| Dissertation or project continuation | Extra terms can increase total cost if the final project takes longer than expected | What happens financially if I need additional dissertation terms? |
| Books, software, and research expenses | Statistics software, transcription, survey tools, and data collection may not be included | Which research costs are students responsible for? |
| Lost income or reduced hours | Doctoral study can affect workload and career progression | Can I realistically complete the program while working full time? |
Funding options are more limited for online professional doctorates than for fully funded residential PhD programs, but several sources can reduce net cost. Ask each school for funding data specific to online doctoral students.
- Employer tuition assistance, especially for healthcare systems, public agencies, universities, and large nonprofits
- Graduate scholarships, fellowships, or diversity-focused awards offered by the university
- Research or teaching assistantships, if available to online doctoral students
- Federal Direct Unsubsidized Loans and Grad PLUS Loans for eligible students
- Public Service Loan Forgiveness eligibility for qualifying public-sector or nonprofit employment, subject to federal rules
- Professional association grants for dissertation research, community health, health equity, or behavioral medicine projects
The key affordability question is not "Which program has the lowest tuition?" It is "Which program offers the best total cost-to-career fit?" A cheaper program with weak mentoring, poor project support, or no leadership network can cost more in delayed completion and limited career usefulness.
Faculty and professional networks are major quality signals in doctoral education. For nonprofit, policy, and community leadership, you want mentors who understand applied research, funder expectations, community partnerships, health equity, and cross-sector collaboration-not only classroom instruction.
The best programs make faculty expertise easy to evaluate. You should be able to find faculty bios, research interests, publications, community partnerships, grants, and examples of student dissertation or doctoral project topics.
The table below highlights networking and mentorship features that can affect your doctoral experience and career value.
| Program feature | Why it matters | Strong signal |
| Faculty alignment | Doctoral success depends heavily on mentorship fit | Faculty work in health behavior, policy, community psychology, behavioral medicine, or evaluation |
| Applied partnerships | Leadership careers often grow through real-world projects | Connections with nonprofits, clinics, agencies, public health departments, or foundations |
| Dissertation or project advising | Poor advising can delay completion | Clear chair assignment process, research seminars, and project milestones |
| Professional development | Leadership roles require communication and visibility | Support for conferences, policy briefs, grant writing, consulting, and publications |
| Alumni network | Alumni can reveal real career pathways | Graduates work in relevant leadership, research, advocacy, or community health roles |
When speaking with admissions staff or faculty, ask questions that reveal whether the network is active or mostly promotional. A strong program should be able to describe how students connect with mentors, peers, and professional communities.
- Which faculty are currently accepting doctoral students in health psychology, community health, behavioral medicine, or policy-related topics?
- Can online students join research teams, community projects, or professional development events?
- What types of organizations have students used for doctoral projects or field-based research?
- How often do students meet with dissertation chairs or project mentors?
- Can the program share examples of recent dissertation or capstone topics without disclosing private student information?
A warning sign is a program that emphasizes convenience but cannot explain mentorship structure. Online doctoral students need more than flexible courses; they need access to expert guidance, project feedback, and professional communities.
How Should You Evaluate Career Outcomes and ROI When Choosing an Online Health Psychology Doctorate?
Return on investment for a health psychology doctorate depends on your starting point, target role, program cost, time to completion, and whether the degree gives you skills that employers value. It should not be evaluated only through salary because many nonprofit, policy, and community leadership careers also involve mission fit, influence, flexibility, and long-term advancement.
BLS reported a May 2024 median pay of $117,960 for medical and health services managers, while social and community service managers had a median pay of $78,240. These figures do not represent guaranteed doctorate outcomes, but they give a useful benchmark for comparing leadership pathways that may value advanced health behavior, evaluation, and systems expertise.
The table below shows how to think about career alignment before enrolling.
| Career direction | Typical responsibilities | Doctorate value signal | ROI risk |
| Nonprofit executive or program director | Strategic planning, grants, program oversight, staff leadership, outcome reporting | Strong training in evaluation, leadership, equity, and funding-related communication | Degree may not pay off if the program lacks applied project relevance |
| Health policy analyst or advocate | Policy research, evidence translation, stakeholder briefs, advocacy strategy | Advanced research methods, policy coursework, and writing for decision-makers | Leadership curriculum without policy depth may be too broad |
| Community health leader | Coalition building, needs assessment, prevention programs, community partnerships | Community-based research, participatory methods, and cultural responsiveness | Programs focused only on individual clinical practice may not fit |
| Program evaluator or research consultant | Outcome measurement, data collection, reporting, implementation support | Mixed methods, statistics, evaluation design, and applied dissertation work | Weak methods training can limit credibility |
| Integrated behavioral health administrator | Care coordination, behavioral health strategy, quality improvement, team leadership | Behavioral medicine, systems leadership, and healthcare collaboration | May require additional credentials depending on role and employer |
ROI also depends on whether an adjacent psychology field would serve your goals better. For example, professionals weighing justice-system consulting or victim services leadership may benefit from reviewing how much do forensic psychologists make before deciding whether health psychology is the right doctoral path.
Use a practical ROI review before you apply. This sequence helps you compare programs with your own goals instead of relying only on rankings.
- Write down your target job titles and identify whether they require a doctorate, prefer a doctorate, or mainly require experience.
- Estimate total program cost, including tuition, fees, residencies, research expenses, and extra terms.
- Compare the curriculum against your target role's skill demands, especially evaluation, policy, leadership, and community engagement.
- Ask for completion-time data, dissertation support details, and career examples for online doctoral students.
- Consider opportunity cost, including reduced work hours, delayed promotions, family time, and professional bandwidth.
- Choose the program that creates the clearest bridge from your current role to your next leadership level.
Be cautious with programs that promise dramatic career change without showing evidence of student support, alumni pathways, or employer relevance. A doctorate can strengthen leadership credibility, but it works best when paired with experience, a clear sector focus, and a realistic plan for using the credential.
Other Things You Should Know About Health Psychology
It depends on your degree, state rules, and whether you are offering psychological services. Some professionals use health psychology expertise in research, leadership, education, or policy roles, but regulated titles and clinical practice usually require meeting state licensing requirements.
Yes, if the program is aligned with nonclinical leadership goals. A non-licensure pathway can be useful for program evaluation, health behavior research, nonprofit strategy, public health leadership, advocacy, and community intervention work.
Many programs take several years, depending on transfer credits, enrollment pace, dissertation or project progress, and residency requirements. Part-time students should ask schools for median completion times for online doctoral learners, not just the fastest possible timeline.
Health psychology focuses on psychological, behavioral, and social factors that influence health. Public health focuses more broadly on population health, prevention systems, epidemiology, policy, and environmental conditions. Leadership roles often benefit from training that connects both fields.
- What Can You Do With A Ph.D. In Psychology? | Psychology.org https://www.psychology.org/resources/jobs-with-a-doctorate-in-psychology/
- NACC Member Research Archives - Page 4 of 10 - Nonprofit Academic Centers Council https://www.nonprofit-academic-centers-council.org/category/nacc-member-research/page/4/
- A Definitive Guide to Psychology Graduate Degrees and Trending Career Opportunities https://paloaltou.edu/resources/blog/definitive-guide-psychology-graduate-degrees-and-trending-career-opportunities
- Transforming Community-Led Health Research Ways of Knowing Symposium https://evidenceforaction.org/transforming-community-led-health-research-ways-knowing-symposium
- Featured Articles from Around the Globe https://www.gjcpp.org/en/article.php
- Doctorate of Social Work (DSW) Degree Programs Online https://socialworklicensemap.com/social-work-degrees/doctorate-in-social-work/
- CAREER WITH A PSYCHOLOGY DEGREE https://ftp.rudraksham.com/view/7TW/305/fc7ngU/WithAPsychologyDegree
- Community Psychology Graduate Degrees https://www.idealist.org/en/grad-resources/community-psychology-graduate-degrees
- Division of Behavioral & Organizational Sciences | Claremont Graduate University https://www.cgu.edu/school/ssspe/division-of-behavioral-organizational-sciences/
- 10 Books Every Nonprofit Leader Should Read https://joangarry.com/nonprofit-leadership-books/