Patrick Harding is a Forensic Alcohol Consultant; Emeritus WI State Laboratory Toxicology Section Chief at Center for Studies of Law in Action, Indiana University. He possess expertise in pharmacology, courtroom presentations, clinical research, expert witness, data analysis and 29 more skills. Colleagues describe him as "Pat and I first met in the 1980's on the Breathalyzer Technician training course at the Centre of Forensic Sciences in Toronto. He published a seminal study on the accuracy of the Intoxilyzer 5000 compared to blood in actual drinking drivers. This study was of great importance to the success of the breath alcohol testing program in Ontario, and was recently cited by the Supreme Court of Canada in its decision upholding the validity of breath alcohol testing in Canada. Pat and I lectured together on the Borkenstein course at IU for 8 years. He is a dedicated and very experienced forensic toxicologist, a great and inspiring lecturer and a superb expert witness."