Many of the photos are captioned with details of what was going on at the moment the photo was taken.
Marc passed away on March 20th, 2003, at age 34. He had been in the ICU at UCLA for three months, and succumbed to graft-versus-host disease (GVHD). See also: hodgkins disease photo essay.
My brother was a year older than me, and although I'm now 38 (in 2007), he will always be 34. I consider my own survival to be a blessing, rather than a given. I learned a variety of things from my brother that I'm grateful for.