Theodore John Kaczynski ( kə-ZIN-skee; born May 22, 1942), also known as the Unabomber (), is an American domestic terrorist and former mathematics professor. He was a mathematics prodigy, but abandoned his academic career in 1969 to pursue a primitive life.In 1971, Kaczynski moved to a remote cabin without electricity or running water near Lincoln, Montana, where he lived as a recluse while learning survival skills to become self-sufficient. He witnessed the destruction of the wilderness surrounding his cabin and concluded that living in nature was becoming impossible. He resolved to fight industrialization and its destruction of nature through terrorism.