Michael A. Kohn, MD, MPP
University of California, San Francisco, San Francisco, California

Michael Kohn is Professor Emeritus of Epidemiology and Biostatistics at UCSF and was an attending emergency physician at Mills-Peninsula Medical Center in Burlingame until May of 2018.  He teaches in UCSF’s Training in Clinical Research (TICR) Program, directing or co-directing courses on research methods, clinical epidemiology, and database management for the past 20 years.  He also provides consultations to clinical investigators who need help with study design, sample size calculations, data management, and statistical analysis.  His primary research interest is diagnostic testing. He co-authored (with Thomas Newman) the clinical epidemiology textbook “Evidence-Based Diagnosis,” is a contributing author to Hulley et al, “Designing Clinical Research,” and created the UCSF CTSI’s online sample size calculators (www.sample-size.net).  Dr. Kohn is also Chief Medical Officer of QuesGen Inc.