Peter Keen has been a criminal lawyer, worked as a prosecutor for 19 years, and is a published author. Peter has published over 70 articles and professional publications, and his work has been cited by the Supreme Court of Canada. He is also routinely asked to speak at legal conferences and public events. In 2018 Mr. Keen co-authored his first book on drinking and driving law entitled 'Impaired Driving and Other Criminal Code Driving Offences: A Practitioner's Handbook' which was published by Emond Montgomery Publishers.