Software Transactional Memory - One way to implement lock-free concurrent model
Viewpoints Research Institute - Alan Kays current job
Floss Weekly: Dan Ingals - Completely great episode about the history of computing. Steve Jobs at Xeriox Park looking at the new SmallTalk system.
SE Radio: The Singularity Research OS with Galen Hunt - What you get when you use static checking and type safety in OS creation.
SE Radio: Joe Armstrong on Erlang - Great insights about history and motivation for erlang
SE Radio: Interview Dave Thomas - General view of language complexity and history.
SE Radio: Dick Gabriel on Lisp - Background of one of programmings foundations, Lisp.