![David MacKinnon presents during the fall 2016 Nebraska Methodology Workshop.](http://cyfs.unl.edu/news/wp-content/uploads/2016/11/161104-David_McKinnon.jpg)
David MacKinnon, foundation professor of psychology at Arizona State University, led the 2016 Nebraska Methodology Workshop on Sept. 30.
The all-day workshop, “Introduction to Modern Mediation Analysis,” drew more than 80 students, faculty and community members. MacKinnon also presented a free, public keynote address at the conclusion of the workshop, titled “Controversies in Modern Mediation Analysis.”