Experts Guide (Q-Z)

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Tim Rahschulte
Professor of Business
• Organization and change
• Leadership and change implementation theory
• Human resource development
• Learner autonomy
• Biblical perspectives in organizational leadership
Rahschulte has more than 15 years of professional management experience in for-profit and non-profit organizations. Most recently, he has spent a number of years in state government where he served as a business implementation manager responsible for enterprise-wide change initiatives. He serves as an advisor and coach to managers and executives in the State of Oregon. Additionally since 1999, he has taught undergraduate and graduate courses at Thomas Moore College and the University of Phoenix and has been a guest lecturer at Portland State University the past three years.
EDUCATION: PhD, Regent University
503-554-3193 •

Elizabeth Roark
Assistant Professor of Nursing
• Acute care nursing
Roark joined the nursing department as an assistant professor of nursing in 2016. She has clinical experience in medical/surgical, maternity, operating room, post-anesthesia care unit, emergency and critical access. She maintains her bedside practice at a local hospital.
EDUCATION: MSN in nursing from Sacred Heart University; BSN from University of Northern Colorado.
503-554-2959 •

Clifford J. Rosenbohm
Director, School of Social Work
Professor of Social Work
• Child welfare
• Religion and spirituality in social work education
Licensed clinical social worker in Oregon (previously in Alaska and Kentucky). Rosenbohm worked previously at Campbellsville University in Kentucky. He also has a background in family and youth services with the state of Alaska, and worked as an area director for Young Life and served in youth ministry. He joined the faculty in 2002. In 2013, he earned the university's top teaching award at the undergraduate level.
EDUCATION: MSW in program directing from Southern Baptist Theological Seminary; ABD for PhD
503-554-6072 •

John M. Schmitt
Chair, Department of Biology
Professor of Biology
• Cell biology
• Molecular biology
• Signal transduction
• Cellular biochemistry
Earned a $39,500 life sciences grant that funded breast cancer research in 2010. Project was titled "Vitamin D Regulation in Breast Cancer Cells." Before joining the George Fox University biology faculty in 2005, Schmitt was a postdoctoral research fellow at Oregon Health and Science University (OHSU) from 2002-2005. John's previous research was conducted in the Vollum Institute at OHSU and focused on cell signaling pathways that control and regulate cell phenotype. John was also a Ruth L. Kirschstein award recipient and research fellow for the National Institutes of Health from 2003-2004 while at OHSU.
EDUCATION: PhD in cell and developmental biology from Oregon Health and Science University (2002)

Winston Seegobin
Professor of Clinical Psychology
Before coming to George Fox, Winston Seegobin worked at Messiah College, where he was a professor of psychology (2007-09), associate professor of psychology (2001-07) and assistant professor of psychology (1996-2001). He also has done extensive teaching as an adjunct professor in counselor programs at Shippensburg University in Pennsylvania and at Caribbean Nazarene Theological College in Trinidad. He also has been a psychotherapist in the Messiah College Counseling Center on a part-time basis since 1997. Winston earned a doctorate in clinical psychology from Central Michigan University in 1996 and holds master’s degrees in clinical psychology from both Central Michigan (1994) and Wheaton College (1987).
EDUCATION: PhD in cell and developmental biology from Oregon Health and Science University (2002)

Gary Sehorn
Associate Professor of Education
• Eduacational leadership
• Cultural conflict in public schools
• Evangelicals and public schooling
Sehorn joined the faculty at George Fox after a 30-year career in K-12 schools in Oregon. He began as a teacher in Hillsboro and took his first administrative position there. He was a building administrator in Tigard-Tualatin and Lebanon as well, and served as a central office administrator in the Beaverton School District.
EDUCATION: EdD from Bethel University (ABD); MAT from Lewis & Clark College; BS Western Oregon University
503-554-2853 •

Richard S. Shaw
Program Director, Clinical Mental Health Counseling (CMHC)
Associate Professor of Marriage, Couple and Family Counseling
• Marital and family therapy
• Grief related to miscarriage or infant loss
• Healthy and unhealthy religious experiences
• Shame and grace
• Integration of theology and psychology
• Pastoral care and counseling
Licensed minister with the International Foursquare Church.
EDUCATION: DMFT in marriage and family therapy from Fuller Theological Seminary

Marc Shelton
Dean, College of Education
Professor of Education
• Education
• Teacher standards and practices
• School administration
Director of George Fox's Master of Education program since 2003. From 2000 to 2003, Shelton was director of the university's administrative licensure program. Prior to joining George Fox as an adjunct professor in 1999-2000, he worked as an assistant principal at Newberg High School from 1993 to 2000, where his duties included the supervision and evaluation of teachers and support staff, a leadership role in technology and special services, and the supervision of student safety and discipline. He also gained teaching experience as a middle-school instructor at Temecula Middle School in Temecula, Calif., (1988-89) and as a lead teacher and administrative intern at an alternative high school, Tokay High School, in Lodi, Calif., (1983 to 1988).
EDUCATION: EdD from University of South Dakota.

Paul Shelton
Professor of Management
• Management
• Human resource development
• Organizational behavior
Prior to his arrival at George Fox in 2010, Paul taught graduate and undergraduate business courses as an assistant professor in the University of Central Oklahoma's College of Business. Also, since 2007, he taught online graduate business courses and undergraduate criminal justice programs for Indiana Wesleyan University. Previously, he was an international student and scholar advisor at Colorado State University (2006-08) and he held several positions during his 10-year federal service career such as manager, congressional liaison, officer and agent (1995-2005). Additionally, Paul has consulted with domestic and international companies in the areas of human resources, compensation, strategy and organizational development.
EDUCATION: PhD from Colorado State University.

Seth E. Sikkema
Chair, Department of Business and Economics
Associate Professor of Accounting
• Financial reporting
• Fraud and forensic accounting
• Auditing
Seth is a Certified Public Accountant with experience in auditing, fraud and financial reporting. He was recognized with the Medal of Achievement by the Portland Police Bureau for the development of the Justice for Fraud Victims Project at George Fox. He also received the Best Paper – Pedagogy award for the paper entitled “Justice for Fraud Victims Project: An Accounting Education Innovation,” received at the Christian Business Faculty Association's annual conference. Prior to his work at George Fox, he served several Fortune 500 clients in the high technology, retail, service and regulated utilities sectors.
EDUCATION: Doctorate in accounting from Anderson University

James Smart
Professor of Biology
• Molecular genetics
• Neuroscience
After working as an adjunct and visiting professor at George Fox the past three years, Jim Smart was hired full time as an assistant professor of biology in 2009. Prior to his work at the university, where he’s taught foundations of biology, general biology and genetics, Jim was a research instructor at Oregon Health & Science University for three years and, before that, a graduate research assistant at OHSU from 1994 to 2003. Jim earned a doctorate of philosophy in neuroscience from OHSU in 2003, studying how the brain regulates appetite and metabolism. Upon completing his PhD in 2003, he was hired by the Department of Otolaryngology as a research instructor to study the molecular mechanisms of hearing and balance. Previously, he earned a bachelor of liberal studies degree from the University of Montana-Western in 1994.
EDUCATION: PhD in neuroscience, Oregon Health and Science University

Philip D. Smith
Professor of Philosophy
• Arguments for belief in God
• Ethics and spirituality in modern life
• History of philosophy
• Biblical literature
• Civility in public life
• Ethical theory
• Faith as a Virtue
EDUCATION: PhD in Philosophy from University of Oregon

Jillian L. Contreni Sokso
Professor of Art and Design
Chair, Department of Art and Design
• Print media, drawing, installation, paper-making, artist's books
• Environmentally sustainable art studio practice
• Curatorial studies
• North American art history since 1950
• Sub-Saharan African art
Sokso was previously associate professor of art, director of exhibitions, and department chair of Art and Design at Houghton College. She also taught at the University of Delaware, and served as the assistant to the director of exhibitions at the Esther Klein Art Gallery at University City Science Center in Philadelphia. Her work is included in 20 major public collections nationally, and she has exhibited in 50-plus exhibitions internationally since 2008.
EDUCATION: MFA in print media from the University of Delaware.

Gary Spivey
Professor of Electrical Engineering
• Digital logic design
• C programming
• Integrated circuit design
Joined the George Fox faculty after serving as the senior member of the technical staff at the Rincon Research Corporation in Tucson, Ariz., from 1999 to 2003. Previously worked as a computer engineer for the National Security Agency at Ft. George G. Meade in Maryland from 1988 to 1999.
EDUCATION: PhD from University of Maryland

Bill Stevens
Instructor of Finance
• Entrepreneurial fianance
• Angel and venture capital investing
• World War II history
Stevens teaches entrepreneurial finance and corporate finance to George Fox undergraduate and MBA students. He is also an Angel Investor and LLC Manager for four years of the Angel Oregon Fund.  He has been a venture capital investor for Intel Capital, has been a marketing manager at Hewlett Packard, Mentor Graphics and Intel, and has co-founded a venture-funded software startup.
EDUCATION: BS in electrical engineering from Princeton University; MS in electrical engineering from Stanford University; MBA from Harvard University.
503-554-2804 •

Daniel S. Sweeney
Professor of Counseling
Director, Northwest Center for Play Therapy Studies
• Children, play therapy, and parenting issues
• Trauma and abuse
• Marriage and family therapy
• Projective psychotherapy techniques (play, sand, art, etc.)
Founder and director of the NW Center for Play Therapy Studies ( and member of the board of directors for the Association for Play Therapy ( ). Has presented workshops and seminars throughout the United States, as well as Europe and Asia. Provides private consultation/supervision, and maintains a part-time counseling private practice. Author of Counseling Children Through the World of Play, co-author of Play Therapy Interventions with Children's Problems and Sandtray: A Practical Manual, and editor of Handbook of Group Play Therapy. Books have been translated into Russian, Chinese, and Korean. Licensed professional counselor (Oregon), licensed marital and family therapist (California), and registered play therapist and supervisor (Association for Play Therapy).
EDUCATION: PhD in counselor education from the University of North Texas

Angie Taibbi
Program Director of Athletic Training Program
Clinical Coordinator of Athletic Training Program
Assistant Professor of Exercise Science
• Physical therapy (acute and sub acute care)
• APTA Certified clinical instructor
• Athletic training
• Injury prevention and rehabiliation
Taibbi has more than 10 years of clinical experience in physical therapy. She began her PT career at Salem Health, working primarily in acute care with a focus on joint replacements, neurology, and ICU in Salem, Oregon. Most recently, she worked with Infinity Rehab as the director of rehab at Chehalem Health and Rehab in Newberg.
EDUCATION: DPT in physical therapy from AT Still University in Mesa, Arizona, and BS in athletic training from George Fox University.

Gary Tandy
Chair, Department of English and Theatre
Professor of English
• C.S. Lewis
• American and English literature
• Technical writing
Gary arrived at George Fox in 2009 after 15 years at Cascade College, where he taught a wide array of writing courses including freshman composition, writing for business and industry, technical writing, and creative writing. He also boasts an impressive literature repertoire: American and English literature surveys, devotional literature, and studies in C. S. Lewis, to name a few. Gary primarily teaches freshman writing courses as well as technical writing. He heads up the university's reading lab and is associate director of the Academic Resource Center (ARC).
EDUCATION: PhD in rhetoric and writing, University of Tulsa

Debby Thomas
Assistant Professor of Management
• Leadership and organizational behavior
• Experiential teaching methodologies for teaching management
• Biblical studies and leadership
• Cross-cultural and international leadership
Thomas worked for Evangelical Friends Mission in Rwanda, Africa, for 20 years as a missionary and sustainable development specialist, entrepreneur, and discipling for development coach and trainer. Presently, along with teaching at George Fox, she is a corporate leadership trainer and facilitator.
EDUCATION: PhD in organizational leadership, Regent University, Virginia

Nancy S. Thurston
Professor of Psychology
• Clinical psychology
• Religious studies
Previously was a psychologist with Fuller Psychological and Family Services in California, Family Counseling Services in Michigan, and Westmass Psychological Development Center in Michigan. She also taught at Fuller Theological Seminary in California and at Central Michigan University. In addition, she served as mental health counselor at Ottowa County Community Mental Health in Michigan, and as a neuropsychological examiner at Midland Hospital Center.
EDUCATION: PhD in psychology from Central Michigan University
503-554-2378 •

Tim G. Timmerman
Professor of Art
• Painting and drawing
• Mixed media arts
Teaches sculpture, mixed media, art history from 1450, senior thesis, drawing and design 2 (three dimensional). Previously worked as an associate professor and as art department chairman at Grand Canyon University in Arizona. Also taught art at Washington State University and instructed youths as a summer school instructor and as teacher at Peninsula Christian
School in Carson, Calif.
EDUCATION: MFA with emphasis in painting and drawing from Washington State University

Katy Turpen
Director, Elementary Education Degree Completion Program
• Curriculum design
• Adult learners
• Strategic behavior intervention
• Working with at-risk kids
Turpen started her teaching career in K-12 education in the McMinnville School District for nine years. After becoming a mom, she transitioned to George Fox as an adjunct in the MAT program. More recently, she relocated to Central Oregon to start the ELED program there. Shortly after teaching in the program, she become the program director.
EDUCATION: EdD in curriculum and instruction from George Fox University

Jeffrey M. Vargason
Associate Professor of Biochemistry
• RNA:protein interactions
• Nucleic acid structure
• Protein expression and purification
• X-ray crystallography
• Biochemistry
Previously served as a postdoctoral fellow doing research at the National Institutes of Health.
EDUCATION: PhD in biochemistry and biophysics from Oregon State University

Donna L. Webb
Assistant Professor, Undergraduate Teacher Education
• STEM education
• Curriculum and instruction
• Middle level teaching
• Supervision of teacher candidate
Webb has taught in the College of Education since 2015, coming from a career of STEM curriculum writing (Scholastic, Inc. & Media) and STEM professional development training (Portland Metro STEM Partnership). Prior to teaching in higher education, Webb taught for 20 years in both elementary and middle public schools in Texas and Oregon and continues to hold active teaching licenses in both states.
EDUCATION: EdD in educational leadership specializing in curriculum and instruction from Portland State University

H. Brent Weaver
Chair, Department of Music
Associate Professor of Music
• Composition
• Music theory
Weaver teaches composition, music theory, analysis, and orchestration.
EDUCATION: PhD in music and communication from Goshen College in Indiana

Brent D. Wilson
Associate Professor of Computer Science
• High performance computing
• Software engineering
• Internet technologies
• Computer networking
Previously taught at Chemeketa Community College in Oregon and at the secondary level. Named Educator of the Year at Cascade School District in Oregon. Currently a database system consultant and developer for Nike Inc.
EDUCATION: MAT from Western Oregon State College

Randy S. Woodley
Distinguished Professor of Faith and Culture
Director, Intercultural and Indigenous Studies
• Intercultural studies
• Missiology
• Native American church planting
• Indigenous spiritualities, religions and theologies
• Eco-theology, eco-justice and sustainability
• American culture, church history and theology
Woodley is one of the founders of the Native American Cultural Contextual Movement and The North American Institute for Indigenous Theological Studies. He has written and taught widely across the U.S. and Canada in both popular cultural and scholarly formats including such entities as Time magazine and The Huffington Post to University Distinguished Lecture Series and theological dictionaries and compendiums. Woodley's books include Shalom and the Community of Creation: An Indigenous Vision (Eerdmans) and Living in Color: Embracing God's Passion for Ethnic Diversity (Intervarsity).
EDUCATION: Phd, E. Stanley Jones School of World Mission, Asbury Seminary; MA, Palmer Seminary.

Sunggu Yang
Assistant Professor of Christian Studies
• Homiletics
• Theological aesthetics
• Multicultural and emerging worship
• Arts and preaching
• Christian formation
Yang joined the College of Christian Studies as an assistant professor of Christian Ministries in 2017. Before coming to George Fox, he served as the Louisville Institute’s Post-Doctoral Teaching Fellow at Wake Forest University School of Divinity, where he taught courses ranging from homiletics and worship to prophetic ministry and “Film & Preaching: The Gospel According to Hollywood.” Since 2014, he has served as founder and general editor of The Journal of Asian American Theological Forum ( He was also managing editor of The Journal of Homiletic (2011-15), and is the book review editor for Practical Theology section of the same journal. His peer-reviewed articles appear in top leading journals like Theology Today, HTS Teologiese Studies, Journal for Preachers, and Encyclopedia of the Bible and Its Reception.
EDUCATION: PhD in Homiletics and Liturgics from Vanderbilt University.

Chengping Zhang
Professor of Finance
• Financial modeling
• Corporate finance
• Financial management
• Business statistics
Professor Zhang joined the School of Business faculty in 2010 after completing his PhD in Finance at Washington State University. He enjoys teaching and doing research. His teaching interests include financial management, corporate finance, financial modeling and financial derivatives. His research fields are asset pricing, mutual fund performance, international finance and financial econometrics.
EDUCATION: PhD in finance from Washington State University.

Yougqiang Zheng
Assistant Professor of Social Work
• Gerontological social work
• End-of-life care/long-term care/palliative care
• Death, dying and grief
Zheng previously taught at Shandong University of Finance and Economics in China, where he also holds his social work practice license. While working on his master's degree and doctoral studies in Louisville, he was also employed as a research assistant.
EDUCATION: PhD in social work from University of Louisville.

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