Dr. Light was created by Gardner Fox and Mike Sekowsky. His first appearance was in Justice League of America #12
Featuring the first appearance of Dr. Light! Snapper Carr is summoned to the Justice League Sanctuary only to find Dr. Light, who has transported the Justice League to a surreal universe from which they can’t escape.
Justice League of America #12 – Last Case of the Justice League! released by DC Comics
Doctor Arthur Light was a minor but persistent foe of a number of heroes. He first fought the Justice League and, when he failed to defeat that group, he fought their sidekicks and former sidekicks, the Teen Titans. He then founded the Fearsome Five, but they were later defeated by the Titans.