In 1996 he completed a 20 hour National Highway Traffic Safety Administration approved training course on Standard Field Sobriety Testing, and a 20 hour refresher course in June 1997. In 2004, Ken authored articles on "Law You Can Use" for the Ohio State Bar Association and an article for the "Vindicator", a quarterly publication for the Ohio Academy of Criminal Defense Lawyers. In December of 2004, Mr. Bossin participated in a panel discussion in Toronto, Canada giving a United States perspective on the laws of Driving Under the Influence of Alcohol and Drugs. In 2005, he obtained a Certificate of Training as an instructor for the National Highway Traffic Safety Administration (NHTSA) DWI Detection and Standardized Field Sobriety Testing Program. He also obtained a Certificate of Competency in the Operation, Diagnostic Verification and Calibration for the BAC DataMaster Breath Alcohol Testing Instrument.

Mr. Bossin has served as a consultant (expert) regarding Field Sobriety Testing in Aggravated Vehicular Homicide and other OVI cases and has testified as an expert on Field Sobriety Testing in Lake County and Cuyahoga County Common Pleas Courts and Portage County Municipal Court.  He served as an Instructor in teaching DWI Detection and SFST’s in 2007, 2014 and 2017. He presently serves as an Acting Judge in the Lyndhurst Municipal Court.