Jo McGuire is executive director for Of Substance Media. She served on the Governor’s Task Force to regulate Amendment 64 in Colorado as a certified drug and alcohol technician. She serves on the board of directors for the Drug and Alcohol Testing Industry Association (DATIA), co-chairing the Marijuana Education Committee. She is a trainer, writer, speaker, and consultant for safe and drug-free workplace policies and compliance. McGuire can be contacted at firstname.lastname@example.org or 719-290-0839.