Ann Grauvogl, the author of a new book celebrating the sesquicentennial of the University of South Dakota, “Pride, Persistence and Progress,” talks about the history of USD. This 200-plus page coffee table style book is filled with historical facts, stories, photos and memories throughout the 150-year history of USD. There’s a launch event for the book at 1:30 p.m. on Friday at the Muenster University Center's Pit Lounge on the USD campus. President James W. Abbott and past USD presidents Charles Lein and Richard Bowen will be on hand to sign copies of "Pride, Persistence & Progress."