Brad Sagarin, PhD is a psychological consultant specializing in social influence and resistance to persuasion. He is also a professor in the Department of Psychology at Northern Illinois University, where he lectures on topics of persuasion, compliance, deception, research methods, and statistics. Dr. Sagarin has been published in a variety of scholarly journals, has given radio interviews, has consulted for radio and television programs, and has delivered invited lectures to academic and non-academic organizations. His research has been cited in newspapers and magazines, including The Economist and New Scientist. He holds Doctorate and Master’s degrees in Social Psychology from Arizona State University, and a Baccalaureate degree in Computer Science from the Massachusetts Institute of Technology.