World's Best Scientists 2026 revealed!
Ralf Kuja-Halkola

Ralf Kuja-Halkola

D-Index & Metrics

Social Sciences and Humanities

D-Index
57
Citations
12833
World Ranking
1778
National Ranking
17

Overview

Ralf Kuja-Halkola is affiliated with the Karolinska Institute in Sweden. Their research spans multiple areas within medicine and psychology, focusing prominently on clinical psychology, psychiatry and mental health, genetics, cognitive neuroscience, and endocrinology, diabetes, and metabolism.

The scientist has explored a variety of topics that include:

  • Attention Deficit Hyperactivity Disorder
  • Child and Adolescent Psychosocial and Emotional Development
  • Autism Spectrum Disorder Research
  • Obsessive-Compulsive Spectrum Disorders
  • Eating Disorders and Behaviors
  • Suicide and Self-Harm Studies
  • Bipolar Disorder and Treatment

Ralf Kuja-Halkola's recent publications illustrate their multidisciplinary focus and involvement in the intersection of mental health, genetics, and biomarker research. Notable works include:

  • "Predicting mental health problems in adolescence using machine learning techniques," 2020, published in PLoS ONE
  • "Adverse Childhood Experiences and Adult Mental Health Outcomes," 2024, published in JAMA Psychiatry
  • "Clinical biomarker-based biological aging and risk of cancer in the UK Biobank," 2023, published in British Journal of Cancer
  • "Mapping phenotypic and aetiological associations between ADHD and physical conditions in adulthood in Sweden: a genetically informed register study," 2021, published in The Lancet Psychiatry
  • "Genetic heterogeneity and subtypes of major depression," 2022, published in Molecular Psychiatry

The scientist collaborates frequently with other experts. Their most common coauthors have been:

  • Henrik Larsson
  • Paul Lichtenstein
  • Brian M. D'Onofrio
  • Isabell Brikell
  • Zheng Chang

Their work is distributed across several publication venues, reflecting a broad publication activity with a strong focus on psychiatry and psychology. Frequent venues include:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • JAMA Psychiatry
  • Journal of Child Psychology and Psychiatry
  • UNC Libraries
  • European Neuropsychopharmacology

In summary, Ralf Kuja-Halkola's research integrates diverse methods and disciplinary perspectives to address clinical psychological and psychiatric questions, with a particular attention to developmental and genetic aspects of mental health disorders and their broader biological correlates.

Best Publications

  • The familial risk of autism.

    Sven Sandin;Paul Lichtenstein;Ralf Kuja-Halkola;Henrik Larsson

  • The Heritability of Autism Spectrum Disorder.

    Sven Sandin;Paul Lichtenstein;Ralf Kuja-Halkola;Christina Hultman

  • Sibling comparison designs: bias from non-shared confounders and measurement error.

    Thomas Frisell;Sara Öberg;Ralf Kuja-Halkola;Arvid Sjölander

  • Paternal age at childbearing and offspring psychiatric and academic morbidity.

    Brian M. D’Onofrio;Martin E. Rickert;Emma Frans;Ralf Kuja-Halkola

  • Practice Does Not Make Perfect No Causal Effect of Music Practice on Music Ability

    Miriam A. Mosing;Guy Madison;Nancy L. Pedersen;Ralf Kuja-Halkola

  • The familial co-aggregation of ASD and ADHD: a register-based cohort study.

    Laura Ghirardi;Isabell Brikell;Ralf Kuja-Halkola;Christine M. Freitag

  • Heritability of endometriosis

    Rama Saha;Hans Järnbert Pettersson;Pia Svedberg;Matts Olovsson

  • Modest familial risks for multiple sclerosis: a registry-based study of the population of Sweden

    Helga Westerlind;Ryan Ramanujam;Daniel Uvehag;Ralf Kuja-Halkola

  • Bipolar disorder and its relation to major psychiatric disorders: a family-based study in the Swedish population.

    Jie Song;Sarah E Bergen;Ralf Kuja-Halkola;Henrik Larsson

  • Heritability of attention-deficit hyperactivity disorder in adults.

    Isabell Brikell;Ralf Kuja-Halkola;Henrik Larsson

  • Adverse Childhood Experiences and Adult Mental Health Outcomes.

    Unknown

  • Attention-Deficit/Hyperactivity Disorder, School Performance, and Effect of Medication.

    Andreas Jangmo;Amanda Stålhandske;Zheng Chang;Qi Chen

  • Predicting mental health problems in adolescence using machine learning techniques.

    Ashley E Tate;Ryan C McCabe;Henrik Larsson;Henrik Larsson;Sebastian Lundström

  • Association between attention deficit hyperactivity disorder and asthma: a systematic review and meta-analysis and a Swedish population-based study

    Samuele Cortese;Shihua Sun;Junhua Zhang;Esha Sharma

  • Heritability of Perinatal Depression and Genetic Overlap With Nonperinatal Depression

    Alexander Viktorin;Samantha Meltzer-Brody;Ralf Kuja-Halkola;Patrick F. Sullivan

  • A total-population multigenerational family clustering study of autoimmune diseases in obsessive-compulsive disorder and Tourette's/chronic tic disorders

    D. Mataix-Cols;D. Mataix-Cols;E. Frans;A. Pérez-Vigil;R. Kuja-Halkola

  • Carryover Effects in Sibling Comparison Designs.

    Arvid Sjölander;Thomas Frisell;Ralf Kuja-Halkola;Sara Öberg

  • Genetic heterogeneity and subtypes of major depression

    Unknown

  • Familial Liability for Eating Disorders and Suicide Attempts: Evidence From a Population Registry in Sweden

    Shuyang Yao;Ralf Kuja-Halkola;Laura M. Thornton;Cristin D. Runfola

  • Association of Psychiatric Comorbidity With the Risk of Premature Death Among Children and Adults With Attention-Deficit/Hyperactivity Disorder.

    Shihua Sun;Ralf Kuja-Halkola;Stephen V. Faraone;Stephen V. Faraone;Brian M. D'Onofrio;Brian M. D'Onofrio

  • The contribution of common genetic risk variants for ADHD to a general factor of childhood psychopathology.

    Isabell Brikell;Henrik Larsson;Henrik Larsson;Yi Lu;Yi Lu;Erik Pettersson

  • Maternal age at childbirth and risk for ADHD in offspring: a population-based cohort study

    Zheng Chang;Paul Lichtenstein;Brian M D’Onofrio;Catarina Almqvist

  • Familial aggregation of attention-deficit/hyperactivity disorder

    Qi Chen;Isabell Brikell;Paul Lichtenstein;Eva Serlachius;Eva Serlachius

  • Schizophrenia and subsequent neighborhood deprivation: revisiting the social drift hypothesis using population, twin and molecular genetic data

    A. Sariaslan;A. Sariaslan;S. Fazel;B. M. D'Onofrio;N. Långström

Frequent Co-Authors

Brian M. D’Onofrio
Brian M. D’Onofrio Indiana University
Catarina Almqvist
Catarina Almqvist Karolinska Institute
David Mataix-Cols
David Mataix-Cols Karolinska Institute
Cynthia M. Bulik
Cynthia M. Bulik University of North Carolina at Chapel Hill
Sven Bölte
Sven Bölte Karolinska Institute
Sebastian Lundström
Sebastian Lundström University of Gothenburg
Christian Rück
Christian Rück Karolinska Institute
Eva Serlachius
Eva Serlachius Karolinska Institute
Sarah E. Bergen
Sarah E. Bergen Karolinska Institute
Nancy L. Pedersen
Nancy L. Pedersen Karolinska Institute

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring online degrees in the social sciences and humanities offers flexible pathways to meaningful careers. Many students pursue a masters in social work online to gain skills for helping communities and advancing social justice. These accelerated programs often cater to working professionals and those seeking to advance quickly in the field.

For those interested in human behavior and mental health, a fast psychology degree can lead to roles in counseling, research, or human resources. Accelerated tracks allow students to complete their degrees sooner while balancing other commitments.

If your goal is to become a licensed counselor, earning a degree from cacrep accredited online masters counseling programs is essential. These programs meet rigorous accreditation standards and provide a direct pathway to licensure in most states.

Another in-demand specialty is marriage and family therapy. Completing one of the many available mft programs online can open up opportunities to support individuals, couples, and families as a trained therapist. Each of these online options is designed to prepare graduates for rewarding, impactful careers in today’s rapidly changing society.

Best Scientists Citing Ralf Kuja-Halkola

Trending Scientists