If these have been posted previous, please forgive. I found these to be very enlightening, and thought they were worth mentioning. Enjoy!
Interview with Ansel Adams by the BBC, Parts 1-4
http://www.youtube.com/watch?v=ZND3eczqoIA
http://www.youtube.com/watch?v=IWhQGU2RYuM
http://www.youtube.com/watch?v=L7b6bH1gmmk
http://www.youtube.com/watch?v=kGPsLx8aL8k
Adams by Burns
http://www.youtube.com/watch?v=KjoRrwO_PfI
Portrait of Imogen Cunningham, Parts 1-10
http://www.youtube.com/watch?v=NpUyhjSjk9A
http://www.youtube.com/watch?v=b3P7xxrsQnA
http://www.youtube.com/watch?v=1OTQ98G2mCI
http://www.youtube.com/watch?v=At4gmA6QV_Y
http://www.youtube.com/watch?v=vS7U_0Ii-gw
http://www.youtube.com/watch?v=UAmnlTBemjI
http://www.youtube.com/watch?v=VhkOpBv_XvY
http://www.youtube.com/watch?v=gz0kbhve6M0
http://www.youtube.com/watch?v=WZM-QgEtErM
http://www.youtube.com/watch?v=8TBW5oVlOaE
PBS on Ansel Adams
http://www.pbs.org/wgbh/amex/ansel/
Interview with Ansel Adams by the BBC, Parts 1-4
http://www.youtube.com/watch?v=ZND3eczqoIA
http://www.youtube.com/watch?v=IWhQGU2RYuM
http://www.youtube.com/watch?v=L7b6bH1gmmk
http://www.youtube.com/watch?v=kGPsLx8aL8k
Adams by Burns
http://www.youtube.com/watch?v=KjoRrwO_PfI
Portrait of Imogen Cunningham, Parts 1-10
http://www.youtube.com/watch?v=NpUyhjSjk9A
http://www.youtube.com/watch?v=b3P7xxrsQnA
http://www.youtube.com/watch?v=1OTQ98G2mCI
http://www.youtube.com/watch?v=At4gmA6QV_Y
http://www.youtube.com/watch?v=vS7U_0Ii-gw
http://www.youtube.com/watch?v=UAmnlTBemjI
http://www.youtube.com/watch?v=VhkOpBv_XvY
http://www.youtube.com/watch?v=gz0kbhve6M0
http://www.youtube.com/watch?v=WZM-QgEtErM
http://www.youtube.com/watch?v=8TBW5oVlOaE
PBS on Ansel Adams
http://www.pbs.org/wgbh/amex/ansel/