Retired Faculty

Naomi Breslau, PhD

Deceased Emeritus Professor of Epidemiology and Biostatistics

Dr. Breslau was a highly cited psychiatric epidemiologist and PhD-trained sociologist who made major contributions and scientific advances in the epidemiological study of numerous psychiatric conditions and behavioral disturbances, most prominently post-traumatic stress disorder and tobacco dependence.

She also has been an important contributor of epidemiological evidence on long-term effects of low birthweight (e.g., with respect to problem-solving capacities as disclosed by intelligence and other cognitive testing).

She held multiple NIH research awards, and was been actively involved in development of training programs at MSU.

Learn more about the life and career of Dr. Breslau.

Janet Osuch, MD

Professor of Epidemiology and Biostatistics and Surgery

Michigan State University, Human Medicine, 1979
M.S., Michigan State University, Epidemiology, 2000


Dr. Osuch, a professor of Surgery and Epidemiology. Janet limited her surgical practice to diseases of the breast from 1987-1998, and founded the Comprehensive Breast Health Clinic at MSU in 1992. She obtained a Master's degree from this department in 2000. She currently teaches and performs research related the etiology and diagnosis of breast cancer, and is developing protocols to investigate outreach methods to improve success of surgical procedures (e.g., sustained tobacco smoking cessation interventions directed toward surgery patients and evaluated through randomized trial methods).

A. Mahdi Saeed, DVM, MPH, PhD

Professor of Epidemiology and Biostatistics 

DVM. 1973, University of Baghdad
Ph.D. Washington State University
MPH. University of Washington School of Public Health and Community Medicine
Dipl, (ACVPM)


Dr. Saeed has been conducting research on food safety and prevention of foodborne diseases, zoonotic diseases and their impact on human populations. Assesment of the role of exposure to animals in the developmnent of zoonotic diseases such as Campylobacteriosis and salmonellosis. Developing, with other professionals, state-wide programs in food safety epidemiology and emerging infectious diseases. Development of new courses in food safety epidemiology for a new food safety specialty degree at Michigan State University.

Julie Wirth, PhD

Deceased Assistant Professor of Epidemiology and Biostatistics

Ph.D. Thomas Jefferson University, Microbiology, 1979
M.S., Michigan State University, Epidemiology, 2001

Dr. Wirth was a PhD microbiologist with graduate training in epidemiology, whose current primary research focus was the study of exposures to organochlorines and male reproductive health. She also was an expert in research on environmental chemicals and human health generally, and studying gene-environment interactions using epidemiological and microbiological research approaches. Learn More about the life and career of Dr. Wirth.