Dr. Gustafson served twenty-five years in ministry, first as campus director with Cru at Fresno State University in California, and then as pastor in two Evangelical Free churches in the Great Lakes District. Prior to Trinity, he taught courses in Christianity at the University of Houston and courses in practical ministries at Houston Graduate School of Theology.
Dr. Gustafson’s areas of expertise include evangelism, Evangelical Free Church history, and missional praxis. He is book review editor of Witness: Journal of the Academy for Evangelism in Theological Education. He is an ordained minister of the Evangelical Free Church of America and serves on its Board of Ministerial Standing. He is an affiliate docent at Johannelund School of Theology in Uppsala, Sweden, and a contributing author in evangelism to the International Alliance for Christian Education.
He and his wife, Sharon, have four children, and he enjoys bicycling, backpacking, and cooking stir-fry.
Education
BB, Western Illinois University
MDiv, ThM, Trinity Evangelical Divinity School
DMin, Fuller Theological Seminary
PhD, Linköping University
Publications
Gospel Witness: Evangelism in Word and Deed (Eerdmans, 2019)
Gospel Witness through the Ages: A History of Evangelism (Eerdmans, 2022)
Revising Pentecostal History: Scandinavian-American Contributions to the Development of Pentecostalism, edited with Rakel Ystebø Alegre and Torbjörn Aronson (Wipf & Stock, 2025)
Evangelical Heritage: From Immigrants to a Church of All People—The Story of the Evangelical Free Church of America (Free Church Publications, 2025)