 Despite limited resource allocation in Oakland, he again led the department to achieve significant reductions in violent crime.After a brief period in a research post at Harvard, Batts became the police commissioner of the Baltimore Police Department on September 27, 2012.During his tenure in Baltimore, his team was able to implement reforms that led to dramatic reductions in all metrics used to assess police performance, including overall declines in all Part I crime numbers, excessive force objections, and citizen complaints.