tcm, thanks for doing that. keep writing these books, my friend.e we go, a quick programming note, we will be in new york city next week to commemorate the 50th anniversary of dr. king's speech beyond vietnam, delivered five decades ago at the riverside church in new york. so next week, all five nights of this show will be dedicated to looking back at that speech on where america is on racism. thanks for watching. and, as always, keep the faith. ♪ >>> for more information on today's show, visit tavis smiley at pbs.org. >>> hi, i'm tavis smiley. join me next time for a conversation with actor steven fry. that's next time. we'll see you then. ♪ >>> and by contributions to your pbs station from viewers like you. thank you. ♪ >>> good evening from los angeles, i'm tavis smiley, first tonight, a conversation with paula poundstone about her latest book, the "totally unscientific book for human happiness." and chooeech marin. we're grad you joined us, paula poundstone and cheech marin coming up in just a moment. ♪ ♪

tcm, thanks for doing that. keep writing these books, my friend.e we go, a quick programming note, we will be in new york city next week to commemorate the 50th anniversary of dr. king's speech beyond vietnam, delivered five decades ago at the riverside church in new york. so next week, all five nights of this show will be dedicated to looking back at that speech on where america is on racism. thanks for watching. and, as always, keep the faith. ♪ >>> for more information on today's show, visit tavis smiley at pbs.org. >>> hi, i'm tavis smiley. join me next time for a conversation with actor steven fry. that's next time. we'll see you then. ♪ >>> and by contributions to your pbs station from viewers like you. thank you. ♪ ♪ ♪ ♪ -today, on "america's test kitchen"... julia and bridget cook a comfort-food classic: roast chicken with root vegetables, and dan shows julia a foolproof recipe for making sourdough bread from scratch. it's all coming up, right here on "america's test kitchen." "america's test kitchen" is brought to you by the following: fis