College of Ministry Graduate Team

College of Ministry Dean – Dr. Joshua Ziefle


B.A. Houghton College, 2002

M.Div. Princeton Theological Seminary, 2005

Ph.D. Princeton Theological Seminary, 2011



Phone: 425.889.5211

Joshua R. Ziefle is Dean of the College of Ministry at Northwest University in Kirkland, Washington. Originally from New Jersey, he completed a BA in History from Houghton College before matriculating in the MDiv program at Princeton Theological Seminary. His academic interests in religious history culminated in a PhD in American Church History from Princeton Seminary.  During his doctoral studies he served for six years as the youth pastor of Nassau Christian Center (A/G).

Dr. Ziefle has taught numerous courses in the College of Ministry and the Department of History. During his time at Northwest, he has been blessed to help educate numerous young ministers and church leaders. Dr. Ziefle is also Director of the Center for Calling and Theological Formation (, overseeing both a yearly Youth Forum and a theology program for high school students called the Summer Journey. He is an ordained minister with the Assemblies of God and serves as an appointed presbyter for the Northwest Ministry Network. Together with Don Ross, Dr. Ziefle is the author of the recently published A Tale of Two Churches: Why Being Both Missional & Pentecostal Matters (2018).

Graduate Studies Co-Director – Dr. Bob Stallman


B.A. Northwest College, 1979

M.Div. Regent College, 1985

Ph.D. Westminster Theological Seminary, 1999



Phone: 425-889-5347

Dr. Bob Stallman teaches in the fields of Old Testament studies and Biblical Hebrew. He has taught in these areas since 1994 and has served at Northwest University since 2001. He’s been an ordained minister in the Assemblies of God since 1985 and has always sought to combine quality academic study of the Bible with faithful pastoral ministry. He received his academic training at Western Pentecostal Bible College (Diploma in English Bible, 1978), Northwest University (B.A. in Religion & Philosophy, 1979), Regent College in Vancouver (M.Div., 1985), and Westminister Theological Seminary (Ph.D. in Hermeneutics and Biblical Interpretation,1999).

He has served on the pastoral staff of Valley Christian Assembly (Fall City, WA) and Hillcrest Chapel (Bellingham, WA). Following his graduation from Regent College he pastored Neighborhood Chapel (Ferndale, WA). While in his doctoral program he was the interim pastor for the Willow Grove Bible Church (Willow Grove, PA).

Graduate Enrollment Counselor – Jamie Shores



Phone: 425-889-7795

Office Hours: 7:30am-4:00pm

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Jamie is head of recruiting and enrollment for the College of Ministry Graduate Programs.

Program and Administrative Coordinator – Sheila Josephson



Phone: 425-889-5253

Office Hours: 8:00am-4:30pm

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Sheila oversees all administrative aspects of the College of Ministry Graduate Programs.