Remembering Heath Ledger

Maybe it wasn't a coincidence that he was so good at playing troubled souls. Addicts. Suicides. Victims. The cause of Heath Ledger's death, at age 28, on Jan. 22 is still unknown, but the circumstances -- naked, near pills -- paint a tragic last picture of a man who had an uncanny talent for playing tragic people.

Why, then, does the thought of Heath Ledger so often make us smile? Is it just… » Full Story on Salon.com