Luba Zeifman

Director, William H. Gates Institute for Population and Reproductive Health

President and CEO, Population Reference Bureau

Director, Planetary Health Alliance and the Johns Hopkins Institute for Planetary Health

Population Affairs Officer, UN Statistics Division

Demographic Futures Lead, William H. Gates Sr. Institute for Population and Reproductive Health and Senior Fellow, PRB

Gilbert F. Schaefer Professor of Economics, University of Notre Dame

Distinguished Professor of Sociology, University of California, Irvine

Associate Professor of Population and Family Health, Columbia University’s Mailman School of Public Health

Professor of Public Policy, George Mason University and Senior Fellow, Mercatus Center

Shelby Cullom Davis Professor of International Security Studies, Tufts University

Associate Professor of Politics and International Relations, Roger Williams University

Associate Director, Johns Hopkins Institute for Planetary Health and Chair and Professor, Department of Earth & Planetary Sciences, JHU

Assistant Professor of Economics, Middlebury College

Scientist & Professor, Center for Global Sustainability at the University of Maryland in College Park

Director, Cuny Institute for Demographic Research

Professor of Sociology, SNF Agora Institute

Professor of Population Studies and Environment and Society, Brown University

Founder, CHED Solutions

Executive Director, Planetary Health Alliance and the Institute for Planetary Health

Executive Director, Population Balance

President and CEO, Population Institute

Principal consultant at CHED Solutions

Health economist and Assistant Scientist, Johns Hopkins Bloomberg School of Public Health

Dornsife Professor of Global Health and Associate Dean for Global Health and Human Rights, Drexel University

Senior Programme Advisor, Population, Development & Data, United Nations Population Fund

Professor of Sociology and Hopkins Population Center Director, Johns Hopkins University

Director, University of Pennsylvania International Climate Observatory

Co-host and producer, Public Health on Call podcast, Communications Director, Johns Hopkins Center for Communication Programs

Science Writer, The Associated Press

Fellow, Institute of Behavioral Science Professor, Sociology and Demography, University of Texas at San Antonio Ph.D., Demography, University of Pennsylvania