John J. (Jack) McArdle, Ph.D., is now Senior Professor of Psychology at the University of Southern California (USC) where he heads the Quantitative Methods training program. He received a BA from Franklin & Marshall College in 1973 and the PhD from Hofstra University (in Hempstead, NY) in 1977 and moved to the University of Denver as an NIH Postdoctoral Fellow to work with Dr. John L. Horn. In 1984 he moved to the University of Virginia to start a quantitative methods program, and in 2005 he moved to USC (with John L. Horn) to do the same. He now mentors five seriously committed graduate students he has both written a book, called “Longitudinal Structural Equation Modeling” (with J.R. Nesselroade, APA Books, 2014), and he has edited a book called “Contemporary Issues in Exploratory Data Mining” (with G. Ritschard, Routledge Press, 2013). Jack was recently awarded an NIH-MERIT grant from the National Institute on Aging for his work on “Longitudinal and Adaptive Testing of Adult Cognition.” (2005-2016). He has also been heavily involved with research on the Academic Skills of College Student Athletes with the National Collegiate Athletics Association (NCAA).