[Vo]:Duncan lecture on YouTube

[Jed Rothwell]

The lecture has been uploaded in 3 segments:

http://www.youtube.com/watch?v=cgRiTphJRkg

http://www.youtube.com/watch?v=rLhqYFyrtWQ

http://www.youtube.com/watch?v=SBVcA6G35QY

I hope someone can make it one segment instead.

- Jed