on wednesday we're at the century association for william voegeli's look at government programs. at the same evening in boston, thomas mayer examines the relationship between two political families, the kennedys and the churchills. on thursday at politics & prose bookstore here in washington, d.c., pulitzer prize-winning investigative journalist eric lichtblau. also thursday night, joel simon talks about the targeting of journalists by governments around the world. he's at the columbia journalism school in new york city. and that's a look at some of the author programs booktv will be covering this upcoming week. for more go to booktv.org and visit "upcoming programs." >> i have personal reasons for being interested in bill cosby, but as a journalist, i was also fascinated by him as sort of a figure in our cultural and social history. not only as a pioneer, somebody who opened doors again and again, really the first comedian to not be labeled just a negro comedian, the first star, african-american of prime time television, pioneer of children's television with his early guest appe