POTUS 124: 2020 Democratic Presidential Nomination Process POTUS-XM 124 January 2, 2019 William Rosenberg, PhD, a professor in the College of Arts and Sciences, was interviewed onSirius XM Radio's "POTUS 124" program on Jan. 2 discussing the early stages of the 2020 Democratic presidential nomination process. View Story Topical Tags: College of Arts and Sciences Share Related