Herman was the original drummer and one of the founding members of PsyOpus, who signed with Black Market Activities in 2002 based off the demo titled 3003. PsyOpus's debut full length album, Ideas of Reference, came out in 2003 on Black Market Activities initially but was re-released on Metal Blade Records in 2004, securing them international distribution. Herman toured with Psyopus in support of Ideas of Reference until the end of 2004, when he left the band to pursue a career in movies and design.