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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Psychology 40 8256 7709 4417 4022 116 6540

Amy R. Knowlton publications per year

The chart shows the history of publications by Amy R. Knowlton between 1994 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Amy R. Knowlton published across 32 years, from 1994 to 2025, averaging 4.4 papers a year. Output peaked at 11 publications in 2017. 12 of the 141 publications appeared in the last two years.

No. of publications
2 4 6 8 10
Bar chart. Horizontal axis: year, 1994 to 2025. Vertical axis: number of publications, 0 to 11. Peak 11 publications in 2017. 1994: 1 publication 1995: 3 publications 1996: 0 publications 1997: 0 publications 1998: 2 publications 1999: 2 publications 2000: 1 publication 2001: 7 publications 2002: 2 publications 2003: 4 publications 2004: 3 publications 2005: 3 publications 2006: 4 publications 2007: 9 publications 2008: 3 publications 2009: 3 publications 2010: 4 publications 2011: 4 publications 2012: 3 publications 2013: 6 publications 2014: 4 publications 2015: 9 publications 2016: 9 publications 2017: 11 publications 2018: 9 publications 2019: 6 publications 2020: 3 publications 2021: 6 publications 2022: 3 publications 2023: 5 publications 2024: 5 publications 2025: 7 publications
1994 2025

141 publications in total across all disciplines

View publications per year as a table
Amy R. Knowlton: publications per year, 1994 to 2025
Year Publications
1994 1
1995 3
1996 0
1997 0
1998 2
1999 2
2000 1
2001 7
2002 2
2003 4
2004 3
2005 3
2006 4
2007 9
2008 3
2009 3
2010 4
2011 4
2012 3
2013 6
2014 4
2015 9
2016 9
2017 11
2018 9
2019 6
2020 3
2021 6
2022 3
2023 5
2024 5
2025 7
Total 141
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Amy R. Knowlton publication distribution in Psychology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Psychology in 2026. The highlighted bar marks where Amy R. Knowlton sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 69 bars. Horizontal axis: publications, 31–40 to 705+. Vertical axis: number of scientists, 0 to 736. Most scientists, 736, have 101–110 publications. The last bar groups every scientist with 705 publications or more. The highlighted bar, 111–120 publications, is where this scientist sits. 31–40 publications: 6 scientists 41–50 publications: 52 scientists 51–60 publications: 138 scientists 61–70 publications: 299 scientists 71–80 publications: 461 scientists 81–90 publications: 605 scientists 91–100 publications: 713 scientists 101–110 publications: 736 scientists 111–120 publications: 686 scientists 121–130 publications: 670 scientists 131–140 publications: 644 scientists 141–150 publications: 597 scientists 151–160 publications: 576 scientists 161–170 publications: 477 scientists 171–180 publications: 450 scientists 181–190 publications: 397 scientists 191–200 publications: 343 scientists 201–210 publications: 328 scientists 211–220 publications: 313 scientists 221–230 publications: 283 scientists 231–240 publications: 226 scientists 241–250 publications: 196 scientists 251–260 publications: 201 scientists 261–270 publications: 171 scientists 271–280 publications: 151 scientists 281–290 publications: 139 scientists 291–300 publications: 113 scientists 301–310 publications: 102 scientists 311–320 publications: 100 scientists 321–330 publications: 76 scientists 331–340 publications: 92 scientists 341–350 publications: 85 scientists 351–360 publications: 69 scientists 361–370 publications: 71 scientists 371–380 publications: 63 scientists 381–390 publications: 58 scientists 391–400 publications: 57 scientists 401–410 publications: 43 scientists 411–420 publications: 33 scientists 421–430 publications: 50 scientists 431–440 publications: 41 scientists 441–450 publications: 32 scientists 451–460 publications: 27 scientists 461–470 publications: 28 scientists 471–480 publications: 25 scientists 481–490 publications: 28 scientists 491–500 publications: 20 scientists 501–510 publications: 23 scientists 511–520 publications: 26 scientists 521–530 publications: 17 scientists 531–540 publications: 21 scientists 541–550 publications: 14 scientists 551–560 publications: 16 scientists 561–570 publications: 10 scientists 571–580 publications: 22 scientists 581–590 publications: 9 scientists 591–600 publications: 14 scientists 601–610 publications: 9 scientists 611–620 publications: 11 scientists 621–630 publications: 4 scientists 631–640 publications: 7 scientists 641–650 publications: 5 scientists 651–660 publications: 10 scientists 661–670 publications: 8 scientists 671–680 publications: 8 scientists 681–690 publications: 4 scientists 691–700 publications: 3 scientists 701–704 publications: 4 scientists 705+ publications: 100 scientists
31–40 publications 705+

This scientist: 116 publications — 30th percentile

30% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 705 publications or more.

View publications distribution as a table
Number of Psychology scientists by publication count, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
Publications Scientists This scientist
31–40 6
41–50 52
51–60 138
61–70 299
71–80 461
81–90 605
91–100 713
101–110 736
111–120 686 116
121–130 670
131–140 644
141–150 597
151–160 576
161–170 477
171–180 450
181–190 397
191–200 343
201–210 328
211–220 313
221–230 283
231–240 226
241–250 196
251–260 201
261–270 171
271–280 151
281–290 139
291–300 113
301–310 102
311–320 100
321–330 76
331–340 92
341–350 85
351–360 69
361–370 71
371–380 63
381–390 58
391–400 57
401–410 43
411–420 33
421–430 50
431–440 41
441–450 32
451–460 27
461–470 28
471–480 25
481–490 28
491–500 20
501–510 23
511–520 26
521–530 17
531–540 21
541–550 14
551–560 16
561–570 10
571–580 22
581–590 9
591–600 14
601–610 9
611–620 11
621–630 4
631–640 7
641–650 5
651–660 10
661–670 8
671–680 8
681–690 4
691–700 3
701–704 4
705+ 100
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Amy R. Knowlton D-index placement in Psychology in 2026

The chart shows the D-index (discipline H-index) distribution of Psychology scientists ranked by Research.com in 2026. The highlighted bar marks where Amy R. Knowlton sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 58 bars. Horizontal axis: D-Index, 30–31 to 144+. Vertical axis: number of scientists, 0 to 702. Most scientists, 702, have 32–33 D-Index. The last bar groups every scientist with 144 D-Index or more. The highlighted bar, 40–41 D-Index, is where this scientist sits. 30–31 D-Index: 398 scientists 32–33 D-Index: 702 scientists 34–35 D-Index: 671 scientists 36–37 D-Index: 659 scientists 38–39 D-Index: 641 scientists 40–41 D-Index: 671 scientists 42–43 D-Index: 617 scientists 44–45 D-Index: 558 scientists 46–47 D-Index: 495 scientists 48–49 D-Index: 487 scientists 50–51 D-Index: 445 scientists 52–53 D-Index: 390 scientists 54–55 D-Index: 408 scientists 56–57 D-Index: 345 scientists 58–59 D-Index: 325 scientists 60–61 D-Index: 321 scientists 62–63 D-Index: 248 scientists 64–65 D-Index: 290 scientists 66–67 D-Index: 218 scientists 68–69 D-Index: 219 scientists 70–71 D-Index: 215 scientists 72–73 D-Index: 183 scientists 74–75 D-Index: 169 scientists 76–77 D-Index: 132 scientists 78–79 D-Index: 137 scientists 80–81 D-Index: 120 scientists 82–83 D-Index: 112 scientists 84–85 D-Index: 86 scientists 86–87 D-Index: 101 scientists 88–89 D-Index: 83 scientists 90–91 D-Index: 77 scientists 92–93 D-Index: 70 scientists 94–95 D-Index: 78 scientists 96–97 D-Index: 58 scientists 98–99 D-Index: 53 scientists 100–101 D-Index: 57 scientists 102–103 D-Index: 48 scientists 104–105 D-Index: 53 scientists 106–107 D-Index: 46 scientists 108–109 D-Index: 24 scientists 110–111 D-Index: 35 scientists 112–113 D-Index: 27 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 31 scientists 118–119 D-Index: 22 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 24 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 11 scientists 128–129 D-Index: 19 scientists 130–131 D-Index: 10 scientists 132–133 D-Index: 16 scientists 134–135 D-Index: 10 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 5 scientists 142–143 D-Index: 12 scientists 144+ D-Index: 98 scientists
30–31 D-Index 144+

This scientist: 40 D-Index — 30th percentile

30% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 144 D-Index or more.

View D-Index distribution as a table
Number of Psychology scientists by D-index, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
D-Index Scientists This scientist
30–31 398
32–33 702
34–35 671
36–37 659
38–39 641
40–41 671 40
42–43 617
44–45 558
46–47 495
48–49 487
50–51 445
52–53 390
54–55 408
56–57 345
58–59 325
60–61 321
62–63 248
64–65 290
66–67 218
68–69 219
70–71 215
72–73 183
74–75 169
76–77 132
78–79 137
80–81 120
82–83 112
84–85 86
86–87 101
88–89 83
90–91 77
92–93 70
94–95 78
96–97 58
98–99 53
100–101 57
102–103 48
104–105 53
106–107 46
108–109 24
110–111 35
112–113 27
114–115 32
116–117 31
118–119 22
120–121 16
122–123 24
124–125 18
126–127 11
128–129 19
130–131 10
132–133 16
134–135 10
136–137 12
138–139 8
140–141 5
142–143 12
144+ 98
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Overview

Amy R. Knowlton is affiliated with Johns Hopkins University in the United States. Their research spans multiple disciplines, focusing primarily on Earth and Planetary Sciences, Medicine, and Environmental Science. Within these overarching fields, their work frequently addresses subfields such as Ecology, Atmospheric Science, Oceanography, Infectious Diseases, and General Health Professions.

The scientist has contributed to an array of topics with a significant emphasis on marine and environmental studies. Key areas of their research include:

  • Marine animal studies overview
  • Arctic and Antarctic ice dynamics
  • Underwater acoustics research
  • HIV/AIDS research and interventions
  • Family caregiving in mental illness
  • Marine and fisheries research
  • HIV, drug use, sexual risk

Amy R. Knowlton has authored and contributed to several notable publications. Some recent papers include:

  • Mortality and serious injury of northern right whales (Eubalaena glacialis) in the western North Atlantic Ocean, 2020, The "journal of cetacean research and management. Special issue
  • Morphometry, gross morphology and available histopathology in North Atlantic right whale (Eubalaena glacialis) mortalities (1970-2002), 2023, The "journal of cetacean research and management. Special issue
  • Reproductive parameters of the North Atlantic right whale, 2020, The "journal of cetacean research and management. Special issue
  • Decreasing body lengths in North Atlantic right whales, 2021, Current Biology
  • Cryptic mortality of North Atlantic right whales, 2021, Conservation Science and Practice

The scientist often publishes in recurrent venues such as:

  • The "journal of cetacean research and management. Special issue
  • AIDS and Behavior
  • Conservation Science and Practice
  • AIDS Care
  • bioRxiv (Cold Spring Harbor Laboratory)

Within their research network, Amy R. Knowlton frequently collaborates with several co-authors, including:

  • Scott D. Kraus
  • Philip K. Hamilton
  • Tuo-Yen Tseng
  • Mary M. Mitchell
  • Michael J. Moore

Best Publications

  • Social Network Assessments and Interventions for Health Behavior Change: A Critical Review

    Carl A. Latkin;Amy R. Knowlton

  • HIV prevention among drug users: outcome of a network-oriented peer outreach intervention.

    Carl A. Latkin;Susan Sherman;Amy Knowlton

  • Norms, social networks, and HIV-related risk behaviors among urban disadvantaged drug users.

    Carl A Latkin;Valerie Forman;Amy Knowlton;Susan Sherman

  • Micro-social structural approaches to HIV prevention: a social ecological perspective

    Carl A. Latkin;A. R. Knowlton

  • Using social network analysis to study patterns of drug use among urban drug users at high risk for HIV/AIDS

    Carl Latkin;Wallace Mandell;Maria Oziemkowska;David Celentano

  • Treatment supporter to improve adherence to antiretroviral therapy in HIV-infected South African adults. A qualitative study.

    Jean B Nachega;Amy R Knowlton;Andrea Deluca;Jan H Schoeman

  • Access to medical care and service utilization among injection drug users with HIV/AIDS

    Amy R. Knowlton;Donald R. Hoover;Shang En Chung;David D. Celentano

  • Illicit drug use in one's social network and in one's neighborhood predicts individual heroin and cocaine use.

    Jennifer R Schroeder;Carl A Latkin;Donald R Hoover;Donald R Hoover;Aaron D Curry

  • Results from a randomized controlled trial of a peer-mentoring intervention to reduce HIV transmission and increase access to care and adherence to HIV medications among HIV-seropositive injection drug users.

    David W. Purcell;Mary H. Latka;Lisa R. Metsch;Carl A. Latkin

  • Drug network characteristics as a predictor of cessation of drug use among adult injection drug users: a prospective study.

    Carl A. Latkin;Amy R. Knowlton;Donald Hoover;Wallace Mandell

  • My place, your place, and no place: behavior settings as a risk factor for HIV-related injection practices of drug users in Baltimore, Maryland

    Carl Latkin;Wallace Mandell;David Vlahov;Maria Oziemkowska

  • Social support networks and medical service use among HIV-positive injection drug users: implications to intervention

    A. R. Knowlton;W. Hua;C. Latkin

  • Individual, interpersonal, and structural correlates of effective HAART use among urban active injection drug users.

    Amy Knowlton;Julia Arnsten;Lois Eldred;James Wilkinson

  • Personal network characteristics as antecedents to needle-sharing and shooting gallery attendance

    Carl Latkin;Wallace Mandell;David Vlahov;Amy Knowlton

  • The impact of mental health and substance abuse factors on HIV prevention and treatment.

    James Walkup;Michael B Blank;Jeffrey S Gonzalez;Steven Safren;Steven Safren

  • Social network approaches to recruitment, HIV prevention, medical care, and medication adherence.

    Carl A. Latkin;Melissa A. Davey-Rothwell;Amy R. Knowlton;Kamila A. Alexander

  • Effect of a Hospital-Initiated Program Combining Transitional Care and Long-term Self-management Support on Outcomes of Patients Hospitalized With Chronic Obstructive Pulmonary Disease: A Randomized Clinical Trial.

    Hanan Aboumatar;Mohammad Naqibuddin;Suna Chung;Hina Chaudhry

  • Factors associated with antiretroviral therapy adherence and medication errors among HIV-infected injection drug users.

    Julia H. Arnsten;Xuan Li;Yuko Mizuno;Amy R. Knowlton

  • Randomized controlled trial of trained patient-nominated treatment supporters providing partial directly observed antiretroviral therapy.

    Jean B Nachega;Richard E Chaisson;Rene Goliath;Anne Efron

  • The effects of sponsorship in 12-step treatment of injection drug users

    Byron L Crape;Carl A Latkin;Alexandra S Laris;Amy R Knowlton

Frequent Co-Authors

Carl A. Latkin
Carl A. Latkin Johns Hopkins University
David D. Celentano
David D. Celentano Johns Hopkins University
David W. Purcell
David W. Purcell Centers for Disease Control and Prevention
Lawrence S. Wissow
Lawrence S. Wissow University of Washington
Donald R. Hoover
Donald R. Hoover Rutgers, The State University of New Jersey
Lisa R. Metsch
Lisa R. Metsch Columbia University
David Vlahov
David Vlahov Yale University
Cynthia A. Gómez
Cynthia A. Gómez San Francisco State University
Danielle German
Danielle German Johns Hopkins University
Thomas J. Smith
Thomas J. Smith Johns Hopkins University School of Medicine

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Reviewing each state's guidelines will help you determine the best online degree and career pathway for your goals. Starting with the right information can make your journey toward a fulfilling psychology career much smoother.

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