Gregg graduated from New York University School of Law. While at NYU, Gregg was a member of the Law, Organizing & Social Change Clinic and the Community and Criminal Defense Clinic. Gregg also represented NYC students with the Suspension Representation Project. Gregg spent his 1L summer as an intern with The Bronx Defenders and his 2L summer with The Door Legal Services Center. Before attending law school, Gregg worked as an Investigator with the Fairfax County Office of the Public Defender and was a filmmaker with Lost Footage Productions where he created, directed, edited and produced “Two Hours to Tyler” a documentary film about Texas juvenile death penalty cases.