Dana Perino, the first Republican woman to be a White House press secretary and cohost of the Fox News TV show ‘The Five,’ has just published a new book, And the Good News Is: Lessons and Advice from the Bright Side . In the book, she takes readers behind the scenes to paint a personal portrait of President George W. Bush, whom she served for seven years, and to offer younger readers personal and professional advice based on her own experiences. Recently Knowledge at Wharton interviewed her about her book when she was here on campus as an Authors@Wharton guest. She opened up about why she wrote the book and why she thinks the country may be looking at the destruction of the Republican Party as she has known it. An edited transcript of the conversation follows. Knowledge at Wharton: Your book is a personal account of your life…. What are some of the key themes? Dana Perino: I never thought I would write a memoir at age 40 … but I did have this unique place in history.…