Columbia University

Guohua Li Dr Guohua Liis the Finster Professor and Director of the Center for Injury Epidemiology and Prevention at Columbia University and the principal investigator of the LongROAD project. He applies epidemiological designs and innovative methodology to study the role of human factors in transportation safety and has contributed to the understanding and control of injury risk during the process of aging. Dr. Li is credited for developing the decomposition equation linking injury mortality to case fatality, incidence density and exposure prevalence, for which he was awarded the Kenneth Rothman Epidemiology Prize in 1999. A recipient of the John Paul Stapp Award, he is a Guggenheim Fellow, Fellow of the American College of Epidemiology and Editor in Chief of Injury Epidemiology.

Howard Andrews Howard F. Andrews is an associate professor of Biostatistics at Columbia's Mailman School of Public Health, and is founder and director of the Data Coordinating Center (DCC) that serves Columbia's medical center campus. The DCC provides comprehensive data-related services to many federally and privately funded research projects, and for over 25 years has served as the data center for many projects focused on neurological disorders and cognitive function in the elderly, including the Columbia Alzheimer's Disease Research Center and the Washington Heights-Inwood Columbia Aging project. Dr. Andrews has also overseen the design and implementation of web-based data systems for a number of multi-site clinical trials testing the efficacy of medications and other treatments in the elderly.