Dell teaches courses in television production, criticism, screenwriting and media policy. His research investigates the intersection of mediated communication and power, particularly through the lenses of race and gender. He is currently working with a team of researchers on a documentary video project examining the achievements and impact of a decorated African American military unit during and after WW II. Dell earned his Master’s and Ph.D. from the University of Wisconsin-Madison. He worked for Wisconsin Public Television for six years.