Glenn Duncan, LPC, LCADC, CCS, ACS, has been working in the behavioral healthcare field for thirty years. He has lectured nationally on many topics including clinical supervision. He is a Licensed Professional Counselor, a Licensed Clinical Alcohol/Drug Counselor, a Certified Clinical Supervisor, and an Approved Clinical Supervisor. Glenn is currently the owner of Advanced Counselor Training, LLC. For 15 years (2003-2018) Glenn served as the Executive Director at Hunterdon Drug Awareness Program, Inc. (HDAP).