Gregory Zavatsky is a practicing and consulting Forensic Toxicologist with over 44 years of professional experience. He holds a Bachelor’s degree in Chemistry, and a Certificate in Forensic Toxicology from the University of Florida. He is licensed as a Forensic Alcohol Analyst and Supervisor in the State of California. Also, he is licensed by the state of California as a Clinical Toxicologist. Board certifications include the NRCC as a Toxicological Chemist. His areas of expertise include drugs of abuse in the workplace, driving under the influence of drugs and alcohol, the role of drugs in post-mortem investigations, and the interpretation of clinical and forensic toxicology laboratory tests.