Dr. Donald W. Schaffner is Extension Specialist in Food Science and Distinguished Professor at Rutgers University. His research interests include quantitative microbial risk assessment, predictive food microbiology, handwashing and cross-contamination.

He is the co-host of two podcasts, once called Food Safety Talk at http://foodsafetytalk.com and another called Risky or Not at http://riskyornot.co

He holds a B.S. in Food Science from Cornell University and a M.S. and Ph.D. in Food Science and Technology from the University of Georgia.