Mark Workman has been a successful lighting designer and tour manager in the music business since 1983. His list of past and present clients includes Megadeth, Slayer, Anthrax, Testament, Machine Head, Dio, Danzig, Motorhead, Devildriver, Mudvayne, Dio, Queens of the Stone Age, Soulfly, Sepultura, Keel, Steeler and many others. As a lighting designer, Mark Workman has designed high-impact lighting performances for many music tours, including the infamous Clash of the Titans (Slayer, Megadeth, Anthrax, Testament, Alice In Chains, & Suicidal Tendencies) in 1990/1991 and American Carnage 2010 (Sl...