Stewart is a graduate of the University of Cincinnati with a bachelor's in social work, earned a master's degree in counseling from Miami University and a Ph.D. in educational leadership student personnel from Ohio University. He is a Licensed Social Worker (LSW) and National Certified Counselor (NCC).
Stewart has served as a faculty member teaching in social work, human services and higher education administration at The University of Akron and Northern Kentucky University. He has published articles on diversity and higher education issues in scholarly journals and professional publications and has authored and managed a dozen research and service grants.
Stewart is involved in the community as a volunteer for the United Way of Greater Cincinnati and a member of the Board of Directors for the Inner City Tennis Foundation, Wesley Education Center for Children and Families, and the English Language Learning Foundation. Stewart was recognized with the 2006 Nuestra Familia Award from the Ohio Commission on Hispanic/Latino Affairs in recognition of outstanding service for the Hispanic Community in the State of Ohio and the 2002 Bridge Builder Award for the Cincinnati/Hamilton County Community Action Agency.