Robert W. Proctor is a distinguished professor of Psychological Sciences at Purdue University. He is a fellow of the American Psychological Association, Association for Psychological Science, and the Human Factors and Ergonomics Society, and recipient of the Franklin V. Taylor Award for Outstanding Contributions in the Field of Applied Experimental/Engineering Psychology from Division 21 of the American Psychological Association in 2013. He is co-author of Stimulus-Response Compatibility: Data, Theory and Application, Skill Acquisition & Training, and co-editor of Handbook of Human Factors in Web Design.

Trisha Van Zandt is a professor of Psychology at The Ohio State University. She is a member of the Society for Mathematical Psychology, of which she was President in 2006-2007, and the American Statistical Association. She has received multiple research grants from the National Science Foundation and the Presidential Early Career Award for Scientists and Engineers in 1997. She is co-author of review chapters "Designs for and Analyses of Response Time Experiments" in the Oxford Handbook of Quantitative Methods and "Mathematical Psychology" in the APA Handbook of Research Methods in Psychology.