From Wikipedia (https://en.wikipedia.org/wiki/Elias_Ladopoulos):
Elias Ladopoulos is a technologist and investor from New York City. Under the pseudonym Acid Phreak, he was a founder of the Masters of Deception (MOD) hacker group along with Phiber Optik (Mark Abene) and Scorpion (Paul Stira).

From SOLDIERX (https://www.soldierx.com/hdb/Acid-Phreak):
"One of the three founders of MOD, with Scorpion and HAC. His aspiration in life was to one day control the entire phone network. After a prank against a PBS station that left some equipment damaged, he and four others joined the party van (FBI raid)."