Activity 5.4 Watch Two Additional Videos on Memory

I watched the TED video posted by Jennifer Hoffman, Daniel Tammet: Different ways of knowing at:

http://www.ted.com/talks/daniel_tammet_different_ways_of_knowing.html

and the video posted by Tia Williams titled; Understanding Memory at:

http://www.youtube.com/watch?v=LFC9pqPokNO