tonight, a conversation about the state of our planet with elizabeth kolbert. her latest is titled "the sixth extinction." then we will turn to a conversation with comedian greg edwards. he is something of an internet sensation with a video site called "thug notes." which distills some of the world's greatest literature through the hip-hop generation. those conversations are coming up right now. yourd by contributions to pbs station from viewers like you. thank you. have been five ethics where a catastrophic event has wiped out life on earth. the most recent was caused by an asteroid that wiped out the dinosaurs. now, best-selling author elizabeth kolbert says we are living in another -- in the middle of another mass extinction caused by human activity. her tone is called "the sixth extinction." it is the result of years of research. but to have you on this program. with this notion of why there is still so much today. you have scientists, researchers, best-selling texts about the reality of what we are enduring today. yet on capitol hill and beyond -- this obv

join me next time for a conversation with elizabeth kolbert and the notes comedian greg edwards.ext time. we will see you then. >> and by contributions to your pbs station from viewers like you. thank you. thank you. u.s. interviewing people who are living life by doing what they love. (female #1) i'm here on this trip to talk to people whave taken unconventional routes in life. (male #1) i have a lot of interests and i want to see how they can come together to make me successful on my own terms. (female #2) i'm looking for different perspectives on what other people h gone through and how they got where they are to. (grant) i was like you, i didn't know what i wanted to do, but i wanted to see what's out there. (female announcer) state farm has made it possible for this documentary series to be shared on public television stations across the country. roadtrip nation would like to sincerely thank our friends at state farm for helping a nation of young people define their own roads in life. like a good neighbor, state farm is there. (male announcer) roadtrip nation would also like

blithe kolbert examines -- elizabeth kolbert in the fourth book, "the sixth extinction." she spoke about her book recently, and we'll show you that this weekend on booktv. go to booktv.org to see our complete schedule. fifth, fox news host bill o'reilly and historian martin duh guard recount the life and death of jesus of new zealand roett in "killing jesus." number six, "things that matter: three decades of passions, pastimes and politics," seventh is glitter and glue by kelly corrigan. watch the program from the george w. bush presidential library on our web site, booktv.org. facebook's chief operating officer, sheryl sandberg, is eighth with her book with, "lean in." ninth on the list is brian kilmeade's "george washington's secret six." he was featured on our "after words" program last november. wrapping up the list is "one way out" by alan paul, an oral history of allman brothers' band. a look at some of the current best selling nonfiction books according to "the new york times". >> and when i went to germany and i went through a lot of the different archives, i was