Best-selling author of the popular Diary of a Wimpy Kid series and cartoonist Jeff Kinney will address traditional undergraduates of the Class of 2023 at Marist College’s Commencement ceremony on Saturday, May 20 on the Campus Green. Adult undergraduate, master’s and doctoral students will be honored the night before, with esteemed Class of 1998 Marist alumnus, Jerome Pickett, serving as Commencement speaker.