 This research led Ross to be an expert witness for the Canadian Senate's Special Committee on Terrorism and Public Safety (1986).This source of data, was used in a series of quantitative research studies Ross conducted during the late 1980s and early 1990s.In the field of policing, Ross has examined the challenges facing police departments operating in both western and non-western communities; how incidents of police violence/excessive force come to public attention, and whether this sets an agenda for the police organization to change; and the myths of community policing.