Authoritative Voices on Today's Issues

Welcome to the IVP Media Experts page. Here you'll find a list of IVP authors who can knowledgeably engage a variety of topics. If you have questions or are looking for an expert on a subject not included here, get in touch with IVP publicists by visiting our media page.

Politics & Government

Author photo of Robert J. Joustra

Robert J. Joustra (PhD, University of Bath) is Professor of Politics and Spoelhof Chair at Calvin University. Read More

Thomas Joel Nixon

Tommy Nixon is CEO of Urban Youth Workers Institute, empowering leaders to transform the next generation through the gospel. Read More

Caleb Campbell

Caleb Campbell has been a pastor at Desert Springs Bible Church in Phoenix, Arizona, since 2006 and lead pastor since 2015. Read More

Miranda Zapor Cruz

Miranda Zapor Cruz is professor of historical theology at Indiana Wesleyan University. Read More

David T. Koyzis

David T. Koyzis is affiliated with Global Scholars Canada and is engaged in an international academic ministry of writing, researching, lecturing, and conversing with readers of his books. Read More

Jesse Covington

Jesse Covington (PhD, Notre Dame) is Professor of Political Science and Director of the Augustinian Scholars honors program at Westmont College in Santa Barbara, California. Read More

Bryan McGraw

Bryan T. McGraw (PhD, Harvard University) is Dean of Social Sciences and Education and Associate Professor of Politics at Wheaton College, where he also directs the Aequitas Fellows Program. Read More

Micah Watson

Micah Watson (PhD, Princeton University) is the Paul Henry Chair for the Study of Christianity and Politics at Calvin University, where he also directs the Politics, Philosophy, and Economics program. Read More

Paul D. Miller

Paul D. Miller (PhD, Georgetown University) is Professor of the Practice of International Affairs at Georgetown University's School of Foreign Service and co-chair of the Global Politics and Security concentration. Read More

Os Guinness

Os Guinness (DPhil, Oxford) is the author or editor of more than thirty-five books, including The Dust of DeathThe CallFool's TalkCarpe Diem RedeemedThe Magna Carta of HumanityImpossible PeopleUnspeakable, and Time for Truth. Read More