Jack Sepkoski

American paleontologist (1948-1999).

Born July 26th, 1948 in Presque Isle.

Died May 1st, 1999 at 50 years old in Chicago (heart failure).

Occupations
paleontologist, university teacher
Wikipedia

To the most trivial actions, attach the devotion and mindfulness of a hundred monks. To matters of life and death, attach a sense of humor. Zhuangzi