Susan Blackmore talks on the Point of Inquiry podcast: She's an interesting way to wade into the waters of Point of Inquiry. and if you want it on your MP3 player, download it or subscribe (free) to it at the episode archive
...or see her at ted. Other gems of Point of Inquiry include (but aren't at all limited to) Tom Clark, Steven Pinker, Guy P. Harrison How do i get people to listen to these? the best way is to just subscribe to the podcast through itunes or through the site (by hitting subscribe) and then having them on an ipod and taking them with you.