He is also the Editor-in-Chief of the Journal of Video Ethnography, the first-ever journal for the peer review of ethnographic films and videos. At DePaul, Greg teaches courses on ethnographic documentary film production, photographic/visual sociology, and qualitative research methods. Since 1989 Greg has produced and/or directed more than 50 documentary films, many of which have been broadcast on television (e.g., National Geographic Network, BET Network, MSNBC). Greg received his Ph.D. in sociology from the University of California, Santa Barbara in 1997.