Members of the 102 million-strong millennial generation, those born between 1982 and 2002, have yet to make their full impact on the law enforcement workplace, but they will be the majority of new police officers and deputies hired in the coming decade. By the year 2020, most police officers will be members of the millennial generation. At present, law enforcement has a window of opportunity to properly prepare millennials to progress from new arrivals in the profession to its future leaders.