Has Wall Street Learned Anything? (Gwen Moritz Editor's Note) by Gwen Moritz Posted 5/28/2012 12:00 am Updated 4 years ago When the smartest guy in the room - Jamie Dimon of J.P. Morgan - is blindsided by transactions that I couldn't begin to explain, who can credibly make the case for less regulation? Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access stories older than 20 days. Purchase Now Already have archive access? Login to view this article.