Who We Are

Our Faculty and Staff

Our Advisory Board

Dr. David Bronkema currently serves as the Interim Dean of Palmer Theological Seminary. He has served as the Director of the Masters of International Development for nine years, of the MBA in Economic Development for six, and is an Associate Professor of International Development. He also holds the Templeton Chair of Christian Service Through Entrepreneurship, and received the Lindback Award for distinguished teaching in 2010. Dr. Bronkema holds a B.A., Swarthmore College (Political Science); M.A., Yale University (International Relations); and a Ph.D, Yale University (Sociocultural Anthropology). Before coming to Eastern, Dr. Bronkema worked in international development for 13 years. His publications, writings and talks have focused on the intersection between business, civil society, faith, and justice, with a particular interest in the area of spiritual metrics; Business as Mission; religion and development, community development and advocacy; and evangelical approaches to engaging the development field. His most recent publication is a co-authored book called Advocating for Justice: An Evangelical Vision for Transforming Systems and Structures (2016).

Dr. K-lee Johnson serves at the Tasker Street Missionary Baptist Church in Philadelphia as a Minister and is founder of the Fellowship of Women Clergy. Over the years Dr. Johnson has served the community, church, and world in numerous capacities, including: City of Philadelphia crisis intervention worker for youth, crisis pregnancy counselor for women & teens, educator, conference and retreat speaker, leadership developer, service learning & campus ministry coordinator, mentor, and developer of ministries. She has a particular love for the arts of drama and dance, and has engaged in individual ministry and urban youth ministry through these means. After being delivered from a cult in her college days, she became committed to living and sharing God’s Word and God’s love with others. She has trained both college and high school students as mission team leaders and has conducted numerous missions fundraising workshops using her workbook, A How-to Guide for Support Raising. In her spare time, Dr. Johnson enjoys cooking for others, watching the Food Network, and traveling.

Kathy KyoungAh Khang is currently serving as a regional multiethnic ministries director with InterVarsity Christian Fellowship (IVCF)/USA. Kathy is one of the authors of More Than Serving Tea (InterVarsity Press, 2006), and she continues to write on her personal blog More than Serving Tea. She is also a contributing blogger at Sojourners, as well as Next Gener.Asian Church. Before going into full-time vocational ministry with IVCF/USA, Kathy aspired to change the world as a newspaper reporter. Her time in the newsroom, combined with an invitation to participate in The Poynter Institute’s journalism ethics forum, further pressed her to consider how her passion for writing would be integrated into living out her faith in Jesus. Kathy was invited to the L2 Foundation’s Leaders Forum and has been a part of The Daniel Project—InterVarsity’s executive leadership development program—first as a participant and most recently as an instructor and mentor. Kathy has been a guest speaker and lecturer at Wheaton College, Moody Bible Institute, and Trinity Evangelical Seminary, and she is a popular IVCF chapter speaker across the country.

Rev. Ben Lowe (www.benlowe.net) was born and raised a missionary kid in Southeast Asia, where he experienced firsthand the impacts of poverty and pollution. A graduate of Wheaton College (IL), Ben is the author of Green Revolution, Doing Good Without Giving Up, and The Future of Our Faith (coauthored with Ron Sider). He serves in various capacities with Evangelicals for Social Action, the Evangelical Immigration Table, and Young Evangelicals for Climate Action. Ben is ordained in the Christian and Missionary Alliance and is currently pursuing graduate studies at the University of Florida.

Rev. Dr. Jo Anne Lyon has served over 30 years in Pastoral Ministry, which included church planting, multi-ethnic ministry and community development. She taught as an Adjunct Professor of Church and Society at both Indiana Wesleyan University and Asbury Theological Seminary. In 1996 Dr. Lyon founded World Hope International, a relief and development agency, and continued as CEO to direct the faith-based relief and development organization into over 30 countries. In 2008, Dr. Lyon was elected as General Superintendent of The Wesleyan Church. During this time, she led the church worldwide through major restructuring to serve the church in this present age, with membership, baptisms, giving and attendance all increasing significantly. She has traveled to over 60 countries preaching, lecturing, as well as, grassroots community development. She currently serves as the Interim Vice President for Wesley Seminary at IWU. She has participated in many interfaith dialogues and serves on the board of directors of many organizations and was a founding member of Evangelicals for Social Action and Christians for Biblical Equality.

Rev. Dr. Donald Moore serves as the Pastor of the historic Mount Carmel Baptist Church. Dr. Moore previously served as an Associate Minister at Kaighn Avenue Baptist Church, the oldest Black Baptist Church in the state of New Jersey. Dr. Moore is licensed as a Minister of the Gospel and ordained by the American Baptist Churches, USA of New Jersey. Dr. Moore holds a BA in Speech Communication from Fayetteville State University, a Master’s in Speech-Language Pathology from North Carolina Central University, a Master of Divinity from Palmer Theological Seminary and a Doctorate of Education in Organizational Leadership from Wilmington University in Wilmington Delaware. Dr. Moore has also worked as an adjunct Graduate Professor in Adult Neurological Language, Motor Speech, Voice, and Swallowing Disorders; currently serves as Chaplain for the Drug Enforcement Agency (DEA) Philadelphia/Pittsburgh region; serves on the steering committee of First Star Academy; and has served on the City Council’s Economic Development Committee for the Borough of Clayton, NJ.


Chuck Olson brings over 30 years of executive experience in product vision, development, and business development strategy in educational technology. He co-founded and is a partner at LTGO, growing development companies, building award-winning products, and establishing partnerships for Scholastic, HMH, Discovery education, PBS, Reader’s Digest, Follett, NetTrekker and others.


Dr. Ron Sider (Chair) is the Founder and President Emeritus of Evangelicals for Social Action. He is the Distinguished Professor of Theology, Holistic Ministry & Public Policy at Palmer Theological Seminary. Ron Sider is known worldwide for providing leadership to the movement of evangelicals who recognize not just the spiritual, but also the social and political implications of a high view of Scripture. His book Rich Christians in an Age of Hunger was lauded by Christianity Today as being among the top 100 books in religion in the 20th century and the seventh most influential book in the evangelical world in the last 50 years. Read more about Ron in ESA’s history.

Dr. Eric Swanson has a passion for engaging churches worldwide in the needs and dreams of their communities toward the end of spiritual and societal transformation. He is a UC Berkeley grad and holds a DMin in Transformational Leadership in the Global City from BGU. He served with Cru for twenty-five years before joining the staff of Leadership Network where he works with scores of missional churches around North America. He is an adjunct professor at Denver Seminary and is co-author of The Externally Focused Church (Group, 2004), The Externally Focused Life (Group, 2009), The Externally Focused Quest (Jossey-Bass, 2010), and To Transform a City (Zondervan, 2010), and numerous articles on churches that are transforming their communities. Since 1999 Eric has also been working with Tango, currently working on a mobile-digital platform designed for life change and since 2001 with Leadership Network as a missional specialist.

Formerly the co-president of ESA, Rev. Dr. Al Tizon is Executive Minister of Serve Globally, the international ministries arm of the Evangelical Covenant Church in Chicago, IL. This position includes a faculty appointment as Affiliate Associate Professor of Missional and Global Leadership at North Park Theological Seminary. He received his B.A. and M.A. in Religious Educational and Church Leadership Studies from Vanguard University of Southern California and his Ph.D. in missiology from the Graduate Theological Union. He and his family engaged in community development work, ministry to street children, and pastoral ministries among the poor in his native Philippines for almost ten years as missionaries. An ordained minister of the Evangelical Covenant Church, Al served several churches in both the Philippines and the United States. Al is the author, co-author, and co-editor of numerous books, including Transformation After Lausanne: Radical Evangelical Mission in Global-Local Perspective (Regnum, 2008)and Missional Preaching: Embrace, Engage, Transform (Judson, 2012).

Heidi Unruh’s relationship with ESA has spanned several decades, first as a Palmer Seminary Finney Scholar; then as a staff associate specializing in holistic ministry and public policy; and currently as an occasional contributor to the blog. She has co-authored several books with Ron Sider, including Churches That Make a Difference; Saving Souls, Serving Society; and Hope for Children in Poverty. As a consultant and trainer with churches and faith-based nonprofits, Heidi has developed a variety of ministry resources to support leaders in putting feet to their vision for community engagement. Heidi lives in Hutchinson, KS with her husband Jim and three children.