People
Harmonized Cognitive Assessment Protocol (HCAP)
Network Team

Kenneth M. Langa
Co-Principal Investigator & Diagnosis and Validation Core Co-Leader
Principal Investigator, Health and Retirement Study – Harmonized Cognitive Assessment Protocol
Multiple Principal Investigator, Co-Director, Health and Retirement Study
Co-Investigator, Brain Attack Surveillance in Corpus Christi – Cognitive Study
Co-Investigator, Harmonized Diagnostic Assessment of Dementia for the Longitudinal Aging Study in India
Cyrus Sturgis Professor of Medicine, Department of Internal Medicine & Institute for Social Research, University of Michigan

Lindsay C. Kobayashi
Co-Principal Investigator
Co-Investigator, Health and Retirement Study
Co-Investigator, Gateway to Global Aging Data
Collaborator, Harmonized Diagnostic Assessment of Dementia for the Longitudinal Aging Study in India
Associate Professor of Epidemiology & of Global Public Health, University of Michigan

David R. Weir
Sampling Core Leader & Co-Investigator
Principal Investigator, Health and Retirement Studies – Around the World
Multiple Principal Investigator, Co-Director, Health and Retirement Study
Co-Investigator, Health and Retirement Study – Harmonized Cognitive Assessment Protocol
Principal Investigator, Irish Harmonized Cognitive Assessment Protocol R01
Research Professor, Survey Research Center, Institute for Social Research, University of Michigan

Jessica Faul
Biomarker Core Leader & Co-Investigator
Associate Director, Health and Retirement Study
Co-Director, Institute for Social Research Biospecimen Lab
Multiple Principal Investigator, National Institute on Aging – Biomarker Network
Research Associate Professor, Survey Research Center, Institute for Social Research, University of Michigan

Lindsay H. Ryan
Protocol Content and Administration Core Leader & Co-Investigator
Co-Investigator, Health and Retirement Study – Harmonized Cognitive Assessment Protocol
Collaborator, Health and Retirement Study
Associate Research Scientist, Survey Research Center, Institute for Social Research, University of Michigan

Amanda Sonnega
Outreach and Dissemination Core Leader & Co-Investigator
Collaborator, Health and Retirement Study
Associate Research Scientist, Survey Research Center, Institute for Social Research, University of Michigan

Richard N. Jones
Statistical Harmonization Core Leader
Co-Investigator, Health and Retirement Study – Harmonized Cognitive Assessment Protocol
Co-Investigator, Health and Retirement Study
Collaborator, Gateway to Global Aging Data
Professor, Department of Psychiatry and Human Behavior; Department of Neurology, Brown University

Jennifer J. Manly
Diagnosis and Validation Core Co-Leader
Co-Investigator, Health and Retirement Study – Harmonized Cognitive Assessment Protocol
Co-Investigator, Health and Retirement Study
Professor of Neuropsychology (in Neurology), Columbia University

Emily M. Briceño
Collaborator on the Protocol & Administration Core
Co-Investigator, Brain Attack Surveillance in Corpus Christi – Cognitive Study
Co-Investigator, Gateway to Global Aging Data
Co-Investigator, Chitwan Valley Family Study – Study on Cognition and Aging in Nepal
Clinical Associate Professor of Physical Medicine and Rehabilitation & of Neurology, University of Michigan

Miguel Arce Rentería
Collaborator on the Protocol & Administration Core
Co-Investigator, Mexican Cognitive Aging Ancillary Study
Collaborator, Harmonized Diagnostic Assessment of Dementia for the Longitudinal Aging Study in India
Collaborator, Gateway to Global Aging Data
Assistant Professor of Neuropsychology (in Neurology), Columbia University

Sarah M. Kwiatek
Project Manager
Project Manager, Health and Retirement Study – Harmonized Cognitive Assessment Protocol
Research Support Staff, Midlife Health Inequities in the Rural South
Project Manager, Survey Research Center, Institute for Social Research, University of Michigan
HCAP Network Members
The Longitudinal Study of Aging in Guatemala/Estudio Longitudinal de Envejecimiento en Guatemala (AGUA/ELEGUA)

David Flood
ELEGUA Co-Principal Investigator
Assistant Professor
Department of Internal Medicine
University of Michigan

Manuel Ramírez-Zea
ELEGUA Co-Principal Investigator
Researcher, INCAP Research Center for the Prevention of Chronic Diseases
Institute of Nutrition of Central America and Panama (INCAP)

Emily Briceño
ELEGUA Co-Investigator
Clinical Associate Professor
Physical Medicine and Rehabilitation & Neurology
University of Michigan

Karen Corzantes
ELEGUA Project Manager
Project Director
INCAP Research Center for the Prevention of Chronic Diseases
Institute of Nutrition of Central America and Panama(INCAP)
A Longitudinal Study of the Egypt Healthy Aging Initiative (AL-SEHA)

Mohamed Salama
AL-SEHA Co-Principal Investigator
Associate Professor
Institute of Global Health and Human Ecology
The American University in Cairo

Hoda Rashad
AL-SEHA Co-Principal Investigator
Professor and Director
Social Research Center
The American University in Cairo

Axel Börsch-Supan
AL-SEHA Co-Principal Investigator
Director Emeritus
Institute for Social Law and Social Policy
Max Planck

Sara Ayman Moustafa
AL-SEHA Team Member
Postdoctoral Fellow
African Population Cohort Consortium
Institute of Global Health and Human Ecology
The American University in Cairo
Caribbean American Dementia and Aging Study (CADAS)

William H. Dow
CADAS Co-Principal Investigator
Professor of Health Policy and Management, School of Public Health
Professor of Demography
Director, Center on the Economics and Demography of Aging
University of California at Berkeley


Ivonne Z. Jiménez-Velázquez
CADAS Co-Principal Investigator
Professor, School of Medicine
University of Puerto Rico

Jorge Llibre-Guerra
CADAS Co-Investigator
Assistant Professor of Neurology
Institute of Clinical and Translational Sciences (ICTS)
Global Health Center (GHC)
Washington University School of Medicine

Juan J. Llibre-Rodriguez
CADAS Co-Investigator
Professor of Internal Medicine and Geriatric Medicine
Medical University of Havana
China Health and Retirement Longitudinal Study-Harmonized Cognitive Assessment Protocol
(CHARLS-HCAP)

Yafeng Wang
CHARLS-HCAP Principal Investigator
Associate Research Scientist, Institute of Social Science Survey
Peking University
Chile Cognitive Aging Study (Chile-Cog)

Jere Berhman
Chile-Cog Co-Principal Investigator
WR Kenan Jr Professor of Economics & Sociology
Research Associate of Population Studies Center and Population Aging Research Center
University of Pennsylvania

David Bravo
Chile-Cog Co-Principal Investigator
Director, Center of Surveys and Longitudinal Studies
Universidad Católica de Chile

Irma Elo
Chile-Cog Co-Principal Investigator
Professor and Chair, Department of Sociology
Chair, Graduate Group in Demography
Research Associate, Population Studies Center & Population Aging Research Center
University of Pennsylvania

Catalina Bravo
Chile-Cog Team Member
Ph.D. Student, Demography and Sociology
University of Pennsylvania

Magdalena Delaporte
Chile-Cog Team Member
Ph.D. Candidate, Demography and Sociology
University of Pennsylvania

Sneha Sarah Mani
Chile-Cog Team Member
Postdoctoral Fellow, Epidemiology
Johns Hopkins Center on Aging & Health
Costa Rican Longevity and Healthy Aging Study (CRELES)

William H. Dow
CRELES Co-Principal Investigator
Professor of Health Policy and Management, School of Public Health
Professor of Demography
Director, Center on the Economics and Demography of Aging
University of California at Berkeley

Carolina Santamaría Ulloa
CRELES Co-Principal Investigator
Professor and Researcher
Health Research Institute
University of Costa Rica

Ericka Méndez-Chacón
CRELES Co-Investigator
Doctorate Student & Research Assistant
University of Costa Rica
Chitwan Valley Family Study – Study on Cognition and Aging in Nepal (CVFS-SCAN)

Emily Briceño
CVFS-SCAN Co-Principal Investigator
Clinical Associate Professor
Physical Medicine and Rehabilitation & Neurology
University of Michigan

Carlos Mendes de Leon
CVFS-SCAN Co-Principal Investigator
Research Professor
Department of Global Health
School of Health
Georgetown University

Dirgha Ghimire
CVFS-SCAN Co-Principal Investigator
Research Professor
Population Studies Center
Institute for Social Research
University of Michigan
English Longitudinal Study of Ageing-Harmonized Cognitive Assessment Protocol (ELSA-HCAP)

Andrew Steptoe
ELSA-HCAP Principal Investigator
Principal Investigator, ELSA
Professor, Psychology and Epidemiology
University College London

Carol Brayne
ELSA-HCAP Co-Investigator
Professor of Public Health Medicine
Department of Psychiatry
University of Cambridge

Paola Zaninotto
ELSA-HCAP Co-Investigator
Deputy Director, ELSA
Professor of Statistics & Epidemiology
University College London

Sarah Assaad
ELSA-HCAP Research Fellow
Epidemiology & Public Health
University College London
Health and Aging in Africa: A Longitudinal Study of an INDEPTH Community in South Africa (HAALSI)

Lisa Berkman
HAALSI Principal Investigator
Thomas D. Cabot Professor of Public Policy and of Epidemiology
Center for Population Studies
Harvard T.H. Chan School of Public Health

Darina Bassil
HAALSI Co-Investigator
Project Director/Research Scientist
Research Core Staff
Center for Population Studies
Harvard T.H. Chan School of Public Health

David Canning
HAALSI Team Member
Richard Saltonstall Professor of Population Sciences
Professor of Economics and International Health
Harvard T.H. Chan School of Public Health

Stephen Tollman
HAALSI Team Member
Director of MRC/Wits Rural Public Health and Health Transitions Research Unit (Agincourt)
Research Professor and Head of Health and Population Division
School of Public Health
University of the Witwatersrand
Longitudinal Aging Study in India – Diagnostic Assessment of Dementia (LASI-DAD)

Jinkook Lee
LASI-DAD Principal Investigator
Multiple Principal Investigator, Gateway to Global Aging
Director of the Program on Global Aging, Health, and Policy
Professor of Economics
University of Southern California

Alden Gross
LASI-DAD Co-Investigator
Multiple Principal Investigator, Gateway to Global Aging
Professor of Epidemiology
Bloomberg School of Public Health
Johns Hopkins University

Emma Nichols
LASI-DAD Co-Investigator
Research Scientist
Center for Economic and Social Research
University of Southern California

Erik Meijer
LASI-DAD Co-Investigator
Senior Economist
Center for Economic and Social Research
University of Southern California

Pranali Kohbragade
LASI-DAD Survey Director
Center for Economic and Social Research
University of Southern California

Sarah Gao
LASI-DAD Project Manager
Project Administrator & Research Fellow
Gateway to Global Aging
University of Southern California
The Longitudinal Study of Health and Ageing in Kenya (LOSHAK)

Joshua Ehrlich
LOSHAK Co-Principal Investigator
Paul R. Lichter Research Professor of Ophthalmology
Associate Professor, Ophthalmology and Visual Sciences
Research Associate Professor, Institute for Social Research
Associate Director, Center for Global Health Equity
University of Michigan

Anthony Ngugi
LOSHAK Co-Principal Investigator
Associate Professor of Epidemiology & Population Health
Chair, Department of Population Health
Associate Dean of Research, Medical College
Aga Khan University – East Africa

Kellie Paich
LOSHAK Project Manager
Institute for Social Research
Survey Research Center
University of Michigan

Niranjani Nagarajan
LOSHAK Project Management Team
Research Area Specialist Lead
Opthamologist
Michigan Medicine
University of Michigan

Rachel Mumby
LOSHAK Project Management Team
Research Area Specialist Associate
Michigan Medicine
University of Michigan
Lebanon Study on Aging and Health (LSAHA)

Carlos Mendes de Leon
LSAHA Overall Principal Investigator
Research Professor, Department of Oncology, Lombardi Comprehensive Cancer Center, Georgetown University School of Medicine

Monique Shaya
LSAHA Principal Investigator
Associate Dean, Professor and Chairperson, Department of Epidemiology and Population Health, American University of Beirut

Frederick Conrad
LSAHA Principal Investigator at the University of Michigan
Research Professor, Survey Research Center, Institute for Social Research and Professor of Psychology, College of Literature, Science, and the Arts, University of Michigan

Hala Ghattas
LSAHA Principal Investigator at the University of South Carolina
Associate Professor, Department of Health Promotion, Education, and Behavior, Arnold School of Public Health, University of South Carolina

Sawsan Abdulrahim
LSAHA Co-Principal Investigator
Professor of Public Health, Health Promotion & Community Health, Faculty of Health Sciences, American University of Beirut; Inaugural Fellow (2023-2024), Palestine Program in Health and Human Rights, FXB Center for Health and Human Rights, Harvard School of Public Health

Abla Mehio Sibai
LSAHA Co-Principal Investigator
Dean, Faculty of Health Sciences; Director, University for Seniors Program, American University of Beirut

Martine El Bejjani
LSAHA Co-Investigator
Assistant Professor, Internal Medicine, American University of Beirut

Stephen McCall
LSAHA Co-Investigator
Assistant Professor of Public Health Practice; Acting Director Center for Research on Population and Health, American University of Beirut

Nazem Bassil
LSAHA Co-Investigator
Geriatric medicine, Geriatric psychiatry, Family Medicine, Internal Medicine, Palliative care at American University of Beirut Medical Center; Clinical Associate professor, Faculty of Medicine, American University of Beirut.

Aya El Sammak
LSAHA Field coordinator
Department of Epidemiology and Population Health, American University of Beirut

Alexandra Abi Nassif
LSAHA project coordinator
Department of Epidemiology and Population Health, American University of Beirut
Mexican Health and Aging Study – Cognitive Aging Ancillary Study (Mex-Cog)
Rebeca Wong
Mex-Cog Principal Investigator
Principal Investigator, Mexican Health and Aging Study; Associate Director, Sealy Center on Aging: Professor, University of Texas Medical Branch

Silvia Mejia-Arango
Mex-Cog Team

Alejandra Michaels-Obregon
Mex-Cog Team
Research Project Manager, Univeristy of Texas Medical Branch, Sealy Center on Aging
Northern Ireland Cohort for the Longitudinal Study of Ageing (NICOLA)

Bernadette McGuinness
NICOLA Principal Investigator
Consultat Geriatrician, The Northern Ireland Cohort for the Longitudinal Study of Ageing; Clinical Senior Lecturer, School of Medicine, Denistry and Biomedical Sciences, Queen’s University Belfast

Charlotte Neville
NICOLA Team
Scientific Officer (Senior Research Fellow), The Northern Ireland Cohort for the Longitudinal Study of Ageing (NICOLA), Centre for Public Health, School of Medicine, Dentistry and Biomedical Sciences, Queen’s University Belfast
Survey of Health, Aging and Retirement in Europe (SHARE)

Axel Börsch-Supan
SHARE Principal Investigator
Managing Director, Survey of Health, Ageing and Retirement in Europe; Director, Munich Center for the Economics of Aging, Max Planck Institute for Social Law and Social Policy

The Irish Longitudinal Study on Ageing (TILDA)

Regius Rose Anne Kenny
TILDA Principal Investigator
Chair of Medical Gerontology
Trinity College Dublin
Director of Mercer’s Institute for Successful Ageing (MISA)
St. James’s Hospital Dublin

Cathal McCrory
TILDA Co-Principal Investigator
Professor in Life Course Development and Ageing
Department of Medical Gerontology
Trinity College Dublin

Joanne Feeney
TILDA Team Member
Senior Research Fellow
The Irish Longitudinal Study on Ageing (TILDA)
Trinity College Dublin
Ann Hever
TILDA Team Member
Research & Development Manager
The Irish Longitudinal Study on Ageing (TILDA)
Trinity College Dublin

Christine McGarrigle
TILDA-HCAP Principal Investigator
The Irish Longitudinal Study on Ageing (TILDA)
Trinity College Dublin

Ann Monaghan
TILDA Project Manager
Project Manager for TILDA & TILDA-HCAP
The Irish Longitudinal Study on Ageing (TILDA)
Trinity College Dublin

Robert Briggs
TILDA Consultant Geriatrician
Consultant Geriatrician
The Irish Longitudinal Study on Ageing (TILDA)
St James’s Hospital

Mark Ward
TILDA Team Member
Senior Research Fellow
Associate Professor in Sociology
School of Social Sciences and Philosophy
Trinity College Dublin