Krosnick, Jon A.

Jon Alexander Krosnick is a professor of Political Science, Communication, Environmental Social Science, and (by courtesy) Psychology, and director of the Political Psychology Research Group (PPRG) at Stanford University. Additionally, he is the Frederic O. Glover Professor in Humanities and Social Sciences. Krosnick has served as a consultant for government agencies, universities, and businesses, has testified as an expert in court proceedings, and has been an on-air television commentator on election night. Some of Krosnick's work focuses on the design and methodology of questionnaires and surveys, and he has taught extensively around the world on that topic. He has also studied the psychology of attitudes and researched how voters make up their minds and how campaigns influence them. He has conducted research on American attitudes toward global warming, how negativity in campaigns affects turnout, ballot order effects and other topics. Krosnick was a principal investigator leading the American National Election Studies from 2005 to 2009, along with Arthur Lupia of the University of Michigan.