[prithee]

Steven Skiena was one of the most enlightening professors I've had the pleasure to be lectured at during my education at SUNY Stony Brook.

It is worth mentioning that further within this link he has posted video lectures from 1997 and 2007, along with audio and presentation slides:

(Analysis of Algorithms Course):

http://www.cs.sunysb.edu/~algorith/video-lectures/

(Programming Challenges Course):

http://www.algorithm.cs.sunysb.edu/programmingchallenges/