http://www.bloomberg.com/news/2009-07-27/bashing-goldman-sac...
Seriously, did you read the commencement speech? Makes it pretty clear which school he attended and which bank he worked at.
No it's not.
See from my above comment:
"Or maybe it was this which they saw as factually incorrect: "Luck may have put Michael Lewis at Goldman Sachs, but luck didn't determine his level of success."