>>host: sarah gordon where did you get interested in the subject of law? >> i became deeply interested when i was thinking about applying to graduate school and i was torn. did i want to go to seminary or law school? for family reasons my husband wanted to relocate roundup them on school rather than seminary and was delighted and then i go to divinity school at yale and thought i was trading off one interest against the other and discovered with the interdisciplinary training i could combine my interest so i started around 1982 i am in my 30th year working in this field and find myself still fascinated and intrigue dedicated to sinking deeply about the relationship between law and religion. >>host: where is this pitcher from? >> outside the united states supreme court. it was taken on the day that a challenge to the pledge of allegiance, not the requirement to say it that the insertion of the words under guide that have been in 1950's with the cold war pushed back against communism and this is a bishop of the small the nomination from poughkeepsie new york

these difficult questions with longstanding denominations across america >>host: sarah gordon professor of constitutional law and history at the university of pennsylvania and the author of "the spirit of the law" religious voices and the constitution in modern america". >>guest: thank you so much. >>host: "confederate reckoning" power and politics in the civil war south" the author is history professor stephanie mccurry from the university of pennsylvania. first of all, professor what is the painting on the front of your book? >> a civil war painting of a battleship going down the confederate flag going down in flames. it is not military history but it tells about what the book is about. >>host: professor stephanie mccurry give us the demographics of the south in 1860. >>guest: that is a crucial question because they went to war to make a new nation and they were smaller than the union to start with compared to the 10 million at the with the 22 but the military fact minutes is not paid as much attention to above 4 million wear black and in slaved. when it came to mobilize they did not

gordon lightfoot! [ cheers and applause ] fantastic, beautiful. see him on the 50 years on the carefree highway tour this spring. visit latenightwithjimmyfallon.com for an exclusive bonus performance. my thanks to sarahtuned for carson daly. thank you for watching. have a great night. i hope to see you tomorrow! thank you so much. [ cheers and applause ] ♪ captions paid for by nbc-universal television captions by vitac www.vitac.com ♪ >> carson: well, hello, you've tuned into "last call." i'm your host, carson daly, and i am in new york city coming to you from the cutting room. we have another great show for you tonight. in the "spotlight," we feature the incredible documentary film, "no place on earth." in the music slot, we head to the troubadour for a couple of performances from delta rae. but first, we take the time to welcome a pulitzer prize winner to the show. in 2006, "the looming tower" became an instant classic and the go-to book on the history of al-qaeda. today, "going clear" promises to do the same for the secretive world of scientology. from the hollywood tower, this is best-selling author, lawrence wright. ♪ >> you sure have a lot of cameras here. >> carson: yep. and they're all pointe