In the 1970s, with the rise of hip-hop, and yes, urban crime, the hoodie provided anonymity and instant coolness. The ubiquitous “male in a hood” committed various crimes during this era, much like a franchise.
The Unabomber was the most famous hooded criminal, he was wanted for: terrorism, serial-bombings, murder, and attempted murder from May 25, 1978 until his capture on April 24, 1995.