Daniel Gillen

Daniel Gillen is Chancellor’s Professor and Chair of the Department of Statistics at the Donald Bren School of Information and Computer Sciences, University of California, Irvine. A leading biostatistician, his research spans survival analysis, longitudinal data methods, clinical trials design, and spatial risk estimation, with applications in Alzheimer’s disease, cancer, diabetes, and cardiovascular research. He has developed robust statistical tools for censored data and adaptive clinical trial frameworks.

• Ph.D. in Biostatistics (University of Washington, 2003)
• M.S. in Biostatistics (University of Washington, 2001)
• B.S. in Mathematics (Cal Poly State University, 1997)

Gillen’s work addresses health disparities through innovative recruitment strategies in Alzheimer’s studies, biomarker validation under biased sampling, and regulatory guidance for pharmaceutical trials. He has served on over 80 Independent Data Monitoring Committees (IDMCs) and as a Special Government Employee (SGE) to the FDA for 20 years, influencing drug approval processes and trial ethics.

His recent grants and accolades include:

• AAAS Fellowship (2024) for contributions to statistical methods
• Chancellor’s Professor title (2022) recognizing scholarly excellence
• $3.7M NIH grant to improve diversity in Alzheimer’s trials
• $1.8M NIH grant for biomarker research under biased sampling