Nathaniel Ehrlich, Ph.D., is a survey research specialist at Michigan State University’s Institute for Public Policy and Research. He has authored more than a dozen papers in survey research methodology and statistics. Prior to his involvement in survey research, professor Ehrlich taught psychology at the University of Michigan and the City University of New York. He can be reached via Nathaniel.Ehrlich@ssc.msu.edu.

By Dr. Nathaniel Ehrlich

Understanding Public Opinion Surveys

Understanding Public Opinion Surveys