From a dangling link on ThereAreNoLawsOfProgramming.
Brief bio: http://www.infed.org/thinkers/argyris.htm
Anyone who's heard of him care to flesh this in a little?
His name was like a rash across my MBA materials :) Seriously, he seems to have done much interesting - and even useful, which is surprisingly rare - work on organisational and individual learning, control systems and so on.