first up tonight, a conversation with pulitzer prize winning writer alice walker. the author of "the color purple" is out with two projects, overcoming speechlessness and "the world has changed." the latter is a collection of conversations with alice walker conducted over a 35-year period. also tonight, a visit from the only living original member of the temptations, otis williams, along with lead singer terry weeks, the tempt akeses are out now with a new cd and summer tour. next year marks the 50th anniversary of the legendary motown act. we're glad you have joined us author alice walker and >> and by contributions to your pbs station for viewers like you. thank you. [captioning made possible by kcet public television] >> please welcome alice walker back to this program, the pulitzer-prize winner writer is out with two new projects. she's been busy overcoming speechlessness, and it's not what you think it's about but we'll get into that book in a second. a second text called "the world has changed," which is a collection of conversations spanning a 35-year period