Jeff Bezos this week announced plans to retire as CEO of Amazon, which he founded and helped turn into one of the world's most successful and significant companies.

Dan digs into what’s next for Bezos and for Amazon — and Bezos’ place in the innovators pantheon — with Steve Jobs' biographer Walter Isaacson, a former Time Magazine editor who put Bezos on the cover in 1999 and who more recently penned the forward to a collection of Bezos’ writings.