21 Grams -

A math professor with a failing heart who receives a transplant.

The title refers to a 1907 experiment conducted by Dr. Duncan MacDougall, who attempted to measure the weight of the soul by weighing patients at the moment of death. He claimed one subject lost three-quarters of an ounce, or 21.3 grams. 21 Grams

A born-again ex-con whose mistake causes the fatal accident. A math professor with a failing heart who

Their lives collide in a convergence of fate, guilt, and desperate need for redemption. Critical Reception WRITERS ON WRITING: How I Wrote '21 Grams' 21 Grams