A former Visiting Fellow and Visiting Scholar at Harvard University, she has worked in every sector of American education--as a preK-12 schoolteacher and administrator in urban public and private schools; university faculty member and administrator; foundation program officer; nonprofit board member; and legislative aid in the State of Ohio Senate. In 2020, she was a candidate for US Secretary of Education.

Her widely disseminated research and opinion-editorials about education equity, leadership, and workforce diversity have appeared and been cited in the New York Times, Washington Post, and Education Week. She has been an invited speaker at the National Press Club and has appeared on CNN and C-SPAN discussing education equity and workforce development.

Fenwick is one of eleven members of the Scholarly Advisory Committee (SAC) for the Smithsonian National Museum of African American History and Culture--the world's third busiest museum. The SAC was established by noted historian Dr. John Hope Franklin to help set the museum's intellectual agenda and exhibition content.

She is cofounder of the Urban Superintendents Academy at the American Association of School Administrators and a consultant to CEO Action for Racial Equity founded by Tim Ryan, US Chairman and Senior Partner, PwC. Since 2017, she has held an appointment as a McDonald Character Leadership Conference Senior Fellow at the US Military Academy at West Point, where she occasionally lectures about character leadership.

She earned a PhD in education policy at The Ohio State University, where she was a Flesher Fellow, and a BS degree in elementary education at the University of Virginia.