| 2023 | Dr. Tracie Addy, Associate Dean of Teaching & Learning at Lafayette College in Easton, Pennsylvania |
| 2021 | Dr. Christopher Chartier, Psychological Science Accelerator, Associate Professor of Psychology at Ashland University and is the founder of the Psychological Science Accelerator |
| October 2020 | Mr. Abdul-Hakim Shabazz, 2020 Election: Forecast and Predictions |
| October 2020 | Evan Pennington, USI Philosophy Club Officer, Election 2020: Women Facing an Uncertain Future |
| 2014-2015 |
Dr. Robert E. Terrill, Associate Professor, Department of Communication and Culture, Indiana University |
| 2012-2013 | Dr. Anthony K. Webster, Associate Professor, Department of Anthropology, Southern Illinois University at Carbondale |
| 2011-2012 | Dr. Paul J. Rosen, Ph.D., Department of Psychological and Brain Sciences, University of Louisville |
| 2010-2011 | Dr. Jan Younger, professor emeritus at Heidelberg University (Tiffin, OH) |
| 2009-2010 | Dr. Colin Allen, Department of History and Philosophy of Science and the Cognitive Science Program, at Indiana University - Bloomington |
| 2008-2009 | Amanda Dehnert, resident director with the Trinity Repertory Company in Providence, RI and associate professor of theatre at Northwestern and Brown universities |
| 2007-2008 | Dr. Elisa Camiscioli, Assistant Professor of History, State University of New York at Binghamton |
| 2006-2007 | Dr. Jonathan Tittler, Professor of Spanish, Rutgers University-Camden |
| 2005-2006 | Dr. Louise DeSalvo, the Jenny Hunter Endowed Scholar for Creative writing and Literature, Hunter College |
| 2004-2005 | Dr. Judith D. Hoover, Professor of Communication, Western Kentucky University |
| 2003-2004 | Dr. Peg Zeglin Brand, Assistant Professor of Philosophy and Gender Studies, Indiana University, Bloomington |
| 2002-2003 | Dr. Douglas Harper, Professor and Chair, Department of Sociology, Duquesne University |
