Thanks to all who answered our call for "spooky art" to accompany this year's Ghost-to-Ghost broadcasts. View Halloween Gallery II, featuring some of the most intriguing responses we received. View Gallery One.
Freelance journalist Zoe Cormier, a science writer and photographer with a background in biology, joined George Knapp in the first half to discuss her new book Sex, Drugs and Rock 'n’ Roll: The Science of Hedonism.
In the later half, David Browne, longtime music journalist and contributing editor at Rolling Stone, delved into the Grateful Dead, the band that became a musical and cultural phenomenon that has spanned generations.