California Center for Population Research

Martha Bailey, CCPR Director and Professor of Economics, contributed expert commentary to a June 6 Wall Street Journal feature titled “Making Sense of America’s Low Fertility Rate“, which explores America’s […]

Nanum Jeon received the RC28 2026 Summer Travel Award from the International Sociological Association’s Research Committee on Social Stratification and Mobility for her dissertation chapter on trajectory atypicality and employment […]

We congratulate Nanum Jeon on receiving the 2026 Outstanding Graduate Student Paper Award from the ASA Mathematical Sociology Section for her paper on trajectory atypicality and employment instability. The paper […]

CCPR extends its warmest congratulations to Faculty Fellow Dr. Onyebuchi Arah, Professor of Epidemiology, on receiving UCLA’s 2026 Faculty Award for Excellence in Graduate Student Mentoring. Professor Arah is recognized […]

We are pleased to congratulate several CCPR affiliates who were recognized as poster winners at the Population Association of America (PAA) Annual Meeting. Alison Gemmill (Associate Professor, Epidemiology) “Low-Risk Cesareans Across […]

Four recent studies by CCPR Faculty Fellow Professor Randall Kuhn and CCPR Affiliate Professor Kathryn Leifheit, examining the impact of the January 2025 fires on people experiencing homelessness, medical concerns […]

Congratulations to CCPR Faculty Fellow Professor Alison Gemmill on her reappointment to the World Health Organization’s (WHO) Technical Advisory Group (TAG) on Maternal Mortality and Maternal Cause of Death Estimation. […]

Recent findings from CCPR Faculty Affiliate Dr. Kimberly Narain and colleagues show that self-employed Hispanic women report less high blood pressure, obesity, diabetes, poor health, and binge drinking compared to […]

Poverty is one of the most examined phenomena in economics; nevertheless, its causal relationship with health outcomes remains empirically challenging to disentangle. In a recent podcast episode featured on VoxDev, […]

Latinos are the second largest racial/ethnic group in the US, comprising about one-fifth of the population in 2024. Their widely recognized survival advantage over most other racial/ethnic groups; however, often […]

CCPR Faculty Fellow, Professor Jennie Brand, and  UCLA alumna XI Song (Columbia University) received a grant from the Russell Sage Foundation for their project “Occupational Restructuring, Job Displacement, and Worker […]

U.S. fertility rates have been declining since 2007, raising questions about long-term demographic, economic, and social consequences. Professor and CCPR Director Martha Bailey is quoted in recent New York Times and NPR […]

The late twentieth-century rise of nonmarital cohabitation has long been understood as a transformation driven primarily by young, never-married adults delaying or opting-out of marriage. This interpretation aligns with foundational […]

New CCPR Faculty Affiliate Carlo Medici, Assistant Professor in the Department of Public Policy, examines the economics of immigration, labor market institutions, and public sector organizations. In his recent paper, […]

CCPR Affiliate and Assistant Professor, Juliana Londoño-Vélez, has been named a 2026 Sloan Research Fellow in Economics. The prestigious Sloan Prize is awarded annually by the Alfred P. Sloan Foundation […]

Congratulations, Professor Londoño-Vélez! Sloan Research Fellowships are among the most competitive and prestigious awards for early-career scholars, recognized as a marker of institutional excellence in fields such as chemistry, computer […]

Professor Jennie Brand was featured in the UCLA Newsroom, describing the value of college in two features: “Winning the Argument: 6 tips on how to push back — nicely — […]