found: Denial, c1999:t.p. (Peter Sagal) p. 2 of cover (playwright; graduated from Harvard University, 1987)
found: OCLC, June 23, 1999(hdg.: Sagal, Peter)
found: Internet Movie Database WWW site, August 3, 2016:(Peter Sagal, writer, actor)
found: Wikipedia, 26 April 2018( Peter Sagal; born Peter Daniel Sagal January 31, 1965, in Berkeley Heights, New Jersey; an American playwright, screenwriter, actor, humorist, essayist, journalist, and host of the National Public Radio game show Wait Wait... Don't Tell Me! and the PBS special Constitution USA with Peter Sagal.) - https://en.wikipedia.org/wiki/Peter_Sagal