Mark Waldrep, Ph.D. is the founder, president and chief engineer at AIX Records, a specialty high-end, Los Angeles-based record company founded in 2000. He has been a regular columnist for eMedia magazine, written extensively on audio production and new media, been featured several times in the recording industry's standard periodical MIX magazine, interviewed by CNN, and given the keynote at the AES (Audio Engineering Society) conference in Bogota, Columbia. Mark has been featured as a speaker or panelist at numerous audiophile shows, been a member of the Audio Board of the CTA/CEA, and is an active member of The Recording Academy (NARAS) and the Audio Engineering Society (AES). Mark has been on the faculty of CSU Dominguez Hills in Southern California for over 20 years where he heads the university's Audio Recording program.