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Matcheri S. Keshavan

Harvard University - Harvard Medical School

25 Shattuck St

Boston, MA 02115

United States

SCHOLARLY PAPERS

7

DOWNLOADS

469

TOTAL CITATIONS

0

Scholarly Papers (7)

1.

Cannabis-Use Frequency and Associated Neurocognition Among Youth at Clinical High-Risk (CHR) for Psychosis: Emergence of a Distinct Subgroup Predicted by Premorbid Functioning

Number of pages: 40 Posted: 25 Sep 2023
University of California, San Diego (UCSD), Emory University, University of Calgary, University of California, Los Angeles (UCLA), University of California, Los Angeles (UCLA), Yale University, Hofstra Northwell, Hofstra Northwell, Harvard University - Harvard Medical School, University of North Carolina (UNC) at Chapel Hill, Harvard University - Beth Israel Deaconess Medical Center, Emory University, Yale University and University of California, San Diego (UCSD)
Downloads 100 (689,572)

Abstract:

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Clinical high-risk (CHR) psychosis, neurocognition, cannabis, functioning

2.

Autism and Interpersonal Difficulties in Individuals at Clinical High Risk for Psychosis

Number of pages: 15 Posted: 05 Mar 2024
Case Western Reserve University, Northwestern University, Emory University, Yale University, University of California, Los Angeles (UCLA), Harvard University - Harvard Medical School, Hofstra Northwell, University of Calgary, Yale University, University of North Carolina (UNC) at Chapel Hill, University of California, San Francisco (UCSF), University of California, San Diego (UCSD), Harvard University - Beth Israel Deaconess Medical Center and Northwestern University
Downloads 91 (747,755)

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Clinical High Risk, psychosis, autism, comorbidity, symptoms, social functioning

3.

Gyrification Across Psychotic Disorders: A Bipolar-Schizophrenia Network of Intermediate Phenotypes Study

Number of pages: 28 Posted: 14 May 2024
Harvard University, Harvard University - Harvard Medical School, Harvard University - Beth Israel Deaconess Medical Center, Harvard University - Beth Israel Deaconess Medical Center, Harvard University - Harvard Medical School, University of Georgia, Harvard University - Harvard Medical School, University of Georgia, University of Chicago, Yale University - Department of Psychiatry, University of Cincinnati, University of Texas at Dallas - Southwestern Medical Center and Harvard University - Harvard Medical School
Downloads 78 (816,709)

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Schizophrenia, Schizoaffective, Bipolar, Gyrification, Aging, psychosis

4.

BEACON: Adapting a Hybrid Digital Mental Health Model to Deliver Evidence-Based, Accessible Psychosis Care with Patient Co-Design

Number of pages: 12 Posted: 10 Sep 2025
Harvard University - Beth Israel Deaconess Medical Center, affiliation not provided to SSRN, Harvard University - Beth Israel Deaconess Medical Center, Harvard University - Harvard Medical School, Harvard University - Beth Israel Deaconess Medical Center and affiliation not provided to SSRN
Downloads 62 (961,006)

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Psychotherapy, mHealth, apps, Digital Navigators

5.

Mir137 Polygenic Risk for Schizophrenia and Ephrin-Regulated Pathway: Role in Lateral Ventricles and Corpus Callosum Volume

Number of pages: 48 Posted: 05 Mar 2024
Maastricht University, Harvard University - MGH/HST Athinoula A. Martinos Center for Biomedical Imaging, University of Trento - Center for Mind/Brain Sciences, Harvard University - Harvard Medical School, Cambridge Health Alliance - Department of Psychiatry, Ohio State University (OSU), Harvard University - Psychiatry Neuroimaging Laboratory, University of Toronto - Campbell Family Mental Health Research Institute, Utrecht University - Brain Center Rudolf Magnus, Harvard Medical School, Department of Psychiatry, Harvard Medical School, Department of Psychiatry, Dresden University of Technology - Division of Psychological & Social Medicine and Developmental Neurosciences, Harvard University - Harvard Medical School, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, King’s College London - Department of Psychosis Studies, Institute of Mental Health, Singapore, University of British Columbia (UBC) - Institute of Mental Health, University of British Columbia (UBC) - Institute of Mental Health, Utrecht University - Brain Center Rudolf Magnus, University of Bath - Department of Psychology, Trinity College (Dublin) - Discipline of Psychiatry, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, Harvard University - Brigham and Women’s Hospital, University College London - Division of Psychiatry, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, Harvard University - Beth Israel Deaconess Medical Center, University of Galway, Trinity College (Dublin), Trinity College (Dublin), Utrecht University - University Medical Center (Utrecht), University of British Columbia (UBC) - Institute of Mental Health, Agency for Science, Technology and Research (A*STAR) - Genome Institute of Singapore, Harvard University - MGH/HST Athinoula A. Martinos Center for Biomedical Imaging, Harvard University - Department of Psychiatry, Georgia State University, Government of the United States of America - VA Minneapolis Health Care System, Brown University - School of Public Health, Harvard University - Department of Medicine, Harvard University - Beth Israel Deaconess Medical Center, Krembil Centre for Neuroinformatics - Centre for Addiction and Mental Health, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, Harvard University - Department of Psychiatry, Harvard University - Psychiatric and Neurodevelopmental Genetics Unit, Erasmus University Rotterdam (EUR) - Department of Child & Adolescent Psychiatry, Bilkent University, University of Galway - Centre for Neuroimaging, Cognition & Genomics (NICOG), Harvard Medical School, Department of Psychiatry, Harvard University - Harvard Medical School, Harvard University - Psychiatric and Neurodevelopmental Genetics Unit and Harvard University - Harvard Medical School
Downloads 60 (970,490)

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corpus callosum, lateral ventricles, MIR137, polygenic risk score, Schizophrenia

6.

Victimization and Engagement with the Legal System Among Individuals at Clinical High Risk (Chr) for Psychosis

Number of pages: 33 Posted: 03 Apr 2025
affiliation not provided to SSRN, University of California, San Diego (UCSD), University of Calgary, University of California, Los Angeles (UCLA), Yale University, Hofstra Northwell, Harvard University - Harvard Medical School, University of California, San Francisco (UCSF), University of North Carolina (UNC) at Chapel Hill, Harvard University - Beth Israel Deaconess Medical Center, Emory University, Yale University and University of California, San Diego (UCSD)
Downloads 54 (1,020,567)

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clinical high-risk (CHR) psychosis, legal system, victimization

7.

Tobacco Use Moderates Associations Between Cannabis Use, Psychiatric Symptoms, and Cognitive Performance in Psychosis Spectrum Disorders

Number of pages: 31 Posted: 27 Feb 2026
affiliation not provided to SSRN, Harvard University - Beth Israel Deaconess Medical Center, University of Georgia, University of Chicago, Harvard University - Harvard Medical School, University of Georgia, Yale University - Department of Psychiatry, University of Texas at Dallas - Southwestern Medical Center, Harvard University - Beth Israel Deaconess Medical Center, Harvard University - Harvard Medical School and affiliation not provided to SSRN
Downloads 24 (1,399,036)

Abstract:

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psychosis, tobacco, cannabis, substance use, psychiatric symptoms, Cognition