Judge Mary A. Celeste (ret.) sat on the Denver County Court bench 2000-2015. She was the Presiding Judge 2009-10 and the co-founder of the Denver County Court Sobriety Court. She is currently a law school professor and university professor teaching Cannabis and the Law and is considered a national content expert on the topic of cannabis. She was a co-coordinator for the 2022 National Interdisciplinary Symposium which included judges, attorneys, law students, specialty court professionals HR, toxicologists/scientists, law enforcement and NORML. It also included cannabis commissioners and the state legislative experts. She has written many articles on the topic of cannabis and is a national speaker and consultant on many topics related to cannabis including, marijuana and drug impaired driving, specialty courts and cannabis, cannabis and juveniles and other topics.