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Psychology
USA
2026

D-Index & Metrics

Psychology

D-Index
135
Citations
76879
World Ranking
138
National Ranking
85

Research.com Recognitions

  • 2026 - Research.com Psychology in United States Leader Award
  • 2025 - Research.com Psychology in United States Leader Award
  • 1986 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

William G. Iacono is affiliated with the University of Minnesota in the United States. Their research primarily spans the fields of Medicine and Psychology, with significant contributions to several subfields including Genetics, Cognitive Neuroscience, Clinical Psychology, Epidemiology, and Experimental and Cognitive Psychology.

The focus of their work encompasses a range of main topics such as Genetic Associations and Epidemiology, Substance Abuse Treatment and Outcomes, Child and Adolescent Psychosocial and Emotional Development, Cannabis and Cannabinoid Research, Cognitive Abilities and Testing, Functional Brain Connectivity Studies, and Genetic Mapping and Diversity in Plants and Animals.

Among the recent papers authored under Iacono's affiliation are the following:

  • Genetic diversity fuels gene discovery for tobacco and alcohol use, 2022, Nature
  • A large-scale genome-wide association study meta-analysis of cannabis use disorder, 2020, The Lancet Psychiatry
  • Multivariate genome-wide association meta-analysis of over 1 million subjects identifies loci underlying multiple substance use disorders, 2023, Nature Mental Health
  • Resource profile and user guide of the Polygenic Index Repository, 2021, Nature Human Behaviour
  • Expanding the genetic architecture of nicotine dependence and its shared genetics with multiple traits, 2020, Nature Communications

Their frequent co-authors include:

  • Matt McGue (50 publications)
  • Scott Vrieze (32 publications)
  • Sylia Wilson (23 publications)
  • John K. Hewitt (19 publications)
  • Stephen M. Malone (16 publications)

Publications often appear in certain venues, with notable frequency in:

  • bioRxiv (Cold Spring Harbor Laboratory) - 8 publications
  • Addiction - 5 publications
  • Drug and Alcohol Dependence - 4 publications
  • Psychological Medicine - 4 publications
  • Psychological Science - 3 publications

Throughout their career, William G. Iacono has received recognition including being named a Fellow of the American Association for the Advancement of Science (AAAS) in 1986.

Best Publications

  • Next-generation genotype imputation service and methods.

    Sayantan Das;Lukas Forer;Sebastian Schönherr;Carlo Sidore;Carlo Sidore

  • A reference panel of 64,976 haplotypes for genotype imputation

    Shane McCarthy;Sayantan Das;Warren Kretzschmar;Olivier Delaneau

  • Gene discovery and polygenic prediction from a genome-wide association study of educational attainment in 1.1 million individuals

    James J. Lee;Robbee Wedow;Aysu Okbay;Edward Kong

  • Genome-wide association study identifies 74 loci associated with educational attainment

    Aysu Okbay;Jonathan P. Beauchamp;Mark Alan Fontana;James J. Lee

  • Etiologic connections among substance dependence, antisocial behavior, and personality: Modeling the externalizing spectrum

    Robert F. Krueger;Brian M. Hicks;Christopher J. Patrick;Scott R. Carlson

  • Risk for recurrence in depression

    Stephanie L. Burcusa;William G. Iacono

  • Genetic variants associated with subjective well-being, depressive symptoms, and neuroticism identified through genome-wide analyses

    Aysu Okbay;Bart M L Baselmans;Jan-Emmanuel De Neve;Patrick Turley

  • Image processing and analysis methods for the Adolescent Brain Cognitive Development Study.

    Donald J. Hagler;Sean N. Hatton;M. Daniela Cornejo;Carolina Makowski

  • Neurobehavioral aspects of affective disorders.

    Richard A. Depue;William G. Iacono

  • GWAS of 126,559 Individuals Identifies Genetic Variants Associated with Educational Attainment

    Cornelius A. Rietveld;Sarah E. Medland;Jaime Lane Derringer;Jian Yang

  • Development of a Definition of Postacute Sequelae of SARS-CoV-2 Infection.

    Unknown

  • Genome-wide association analyses of risk tolerance and risky behaviors in over 1 million individuals identify hundreds of loci and shared genetic influences

    Richard Karlsson Linnér;Richard Karlsson Linnér;Pietro Biroli;Edward Kong;S. Fleur W. Meddens;S. Fleur W. Meddens

  • The heritability of general cognitive ability increases linearly from childhood to young adulthood

    Claire M. A. Haworth;M. J. Wright;M. Luciano;N. G. Martin

  • Behavioral disinhibition and the development of substance-use disorders: findings from the Minnesota Twin Family Study.

    William G. Iacono;Scott R. Carlson;Jeanette Taylor;Irene J. Elkins

  • Childhood externalizing and internalizing psychopathology in the prediction of early substance use.

    Serena M. King;William G. Iacono;Matt McGue

  • Transancestral GWAS of alcohol dependence reveals common genetic underpinnings with psychiatric disorders

    Raymond K. Walters;Raymond K. Walters;Renato Polimanti;Emma C. Johnson;Jeanette N. McClintick

  • Behavioral Disinhibition and the Development of Early-Onset Addiction: Common and Specific Influences

    William G. Iacono;Stephen M. Malone;Matt McGue

  • Family Transmission and Heritability of Externalizing Disorders: A Twin-Family Study

    Brian M. Hicks;Robert F. Krueger;William G. Iacono;Matt McGue

  • Prospective effects of attention-deficit/hyperactivity disorder, conduct disorder, and sex on adolescent substance use and abuse.

    Irene J. Elkins;Matt McGue;William G. Iacono

  • Externalizing psychopathology in adulthood: a dimensional-spectrum conceptualization and its implications for DSM-V.

    Robert F. Krueger;Kristian E. Markon;Christopher J. Patrick;William G. Iacono

  • Genome-wide association study identifies 74 loci associated with educational attainment

    Aysu Okbay;Jonathan P. Beauchamp;Mark Alan Fontana;James J. Lee

  • Genetic variants associated with subjective well-being, depressive symptoms, and neuroticism identified through genome-wide analyses

    Aysu Okbay;Bart M. L. Baselmans;Jan-Emmanuel De Neve;Patrick Turley

Frequent Co-Authors

Matt McGue
Matt McGue University of Minnesota
Stephen M. Malone
Stephen M. Malone University of Minnesota
Robert F. Krueger
Robert F. Krueger University of Minnesota
Brian M. Hicks
Brian M. Hicks University of Michigan–Ann Arbor
Nicholas G. Martin
Nicholas G. Martin QIMR Berghofer Medical Research Institute
Dorret I. Boomsma
Dorret I. Boomsma Vrije Universiteit Amsterdam
Pamela A. F. Madden
Pamela A. F. Madden Washington University in St. Louis
Grant W. Montgomery
Grant W. Montgomery University of Queensland
Tonu Esko
Tonu Esko University of Tartu
Jouke-Jan Hottenga
Jouke-Jan Hottenga Hamad bin Khalifa University

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