David MacKinnon is a Foundation and Regents Professor at the Department of Psychology at Arizona State University. He has wide-ranging interests in statistics and methodology but his primary interest is in the area of statistical methods to assess how prevention and treatment programs achieve their effects. He received his B.A. in Psychology and Social Relations from Harvard University in 1979, and completed his M.A. and Ph.D., both in Measurement and Psychometrics, at the University of California, Los Angeles in 1982 and 1986, respectively. He is also a Fellow of the Association for Psychological Science, the American Psychology Association Division on Quantitative and Qualitative Methods, and the Society for Prevention Research. He won the 2024 Society for Prevention Science Lifetime Achievement Presidential Award, the 2020 Herb Eber Award from the Society for Multivariate Experimental Psychology, the 2018 Prevention Science Award from the Society for Prevention Research, and the 2015 National Institute on Drug Abuse Method to Extend Research in Time (MERIT) Award.