Have you heard of the IMACS program (http://www.imacs.org/ http://www.imacs.org/)? I never attended it myself, but I have a hacker friend who used be an instru

Have you heard of the IMACS program (http://www.imacs.org/ http://www.imacs.org/)? I never attended it myself, but I have a hacker friend who used be an instructor there and really enjoyed his work.