Lee Patrick Brown started off as a police officer in California, but he would continue climbing up the ranks as he improved life around him. Serving from 1982 to 1990, he became the first African-American Police Chief to the City of Houston. It was there he would first implement the method of Community Policing, which he would continue to put forward in further ranks. In New York City, he became the Police Commissioner and implemented Community Policing citywide. As a result, he started the most drastic reduction of crime in the history of New York City. He would later become the first African-American mayor of Houston, Texas.