A new tussle over an old story, and some long-held beliefs, with neurologist and author Robert Sapolsky.

Four years ago, we did a story about a man with a starling obsession that made us question our ideas of responsibility and justice. We thought we’d found some solid ground, but today Dr. Sapolsky shows up and takes us down a rather disturbing rabbit hole. 

Support Radiolab by becoming a member today at Radiolab.org/donate.