Gwinnett County Police Department Home Partners Gwinnett County Police Department Undergraduate Communication, B.A. Criminal Justice Leadership, B.S. Homeland Security and Emergency Management, B.S. Human Resource Administration and Development, B.S. Human Services, B.S. Liberal Studies, B.A. Organizational Leadership, B.S. Psychology, B.S. Graduate Criminal Justice and Public Safety Leadership, M.S. Organizational Leadership, M.S. Visit the partner’s website.