Sam George

Director of the Wheaton College Billy Graham Center Global Diaspora Institute
Biography
Sam George was born in the Andaman Islands (India) to Christian parents with the heritage of St. Thomas Christians of Kerala and had a life-changing personal encounter with Jesus at the age of 15. Sam speaks five languages and has lived in five different countries and travels widely around the world.
His early education was in engineering and business, and he worked in the engineering consulting and software technology sector for a decade in Asia and the US. Later, he studied at two seminaries in the US and God used him to pioneer two family mission organizations. Subsequently, he completed a PhD in the UK and now serves as a global catalyst of the Lausanne Movement.
Education
Ph.D. – Theology
Liverpool Hope University
M.A. – Business Management
Birla Institute of Technology and Science
M.A. – Practical Theology
Princeton Theological Seminary
B.S – Mechanical Engineering
Anna University (India)
Publications
Three-volume series on Asian Diaspora Christianity (Fortress Press, 2021/22)
- Asians in Diaspora and Diasporas in Asia, Co-editor with Bulus Galadima and Jeanne Wu, Langham Publishers (2025).
- Africans in Diaspora and Diasporas in Africa, Co-editor with Bulus Galadima, Langham Publishers (2024).
Other Publications
- Lausanne Position Paper LOP #78: "Forcibly Displaced People"
- Lausanne Position Paper LOP #70: "People on the Move"
- South Asian Diaspora Mission, Co-editor with John Daniel, SAIACS Press, Bangalore (2025).
- “Chinese Diaspora Missions” in Chinese Diaspora and Global Evangelism: New Opportunities and Challenges (2025).
- Christian Witness to Hindus in Diaspora, Co-editor with Ashok Kumar, William Carey Publishers (2024).
- People on the Move: Lausanne Occasional Paper #70, Principal author (2024). Translated into Mandarin, Korean, Japanese, Spanish, French and Portuguese.
- Forcibly Displaced People: Lausanne Occasional Paper #78, Co-authored with Paul Sydnor, Jeanne Wu and Clene Nyiramahoro (2024).
- “The Global Chinese Diaspora” Guest co-editor of ChinaSource Quarterly, Spring 2024.
- “Diaspora Churches on the Move” In NAE’s Evangelicals, Winter 2023/24, Vol 9 No. 3.
- “Reimagining GO and SEND Mission Paradigms for an Age of Migration and World Christianity” in International Bulletin of Mission Research, Sage Journals, Mar 2023.
- Reflections of Asian Diaspora: Mapping Theologies and Ministries, Volume 3 of Asian Diaspora Christianity, Fortress Press (2022).
- Interconnections of Asian Diaspora: Mapping Linkages and Discontinuities,Volume 2 of Asian Diaspora Christianity, Fortress Press (2022).
- Pandemic, Migration and Mission: Global Reflections for Christian Witness, Co-editor, Global Diaspora Network (2022).
- “Motus Dei (The Move of God): A Theology of Mission for an Age of Migration” in Global Migration and Christian Faith: Implications for Identity and Mission. Edited by Daniel R. Carroll and Vincent Bacote, Wipf & Stock (2021).
- Journeys of Asian Diaspora: Mapping Origination and Destination, Volume 1 of Asian Diaspora Christianity, Fortress Press (2021).
- Tamil Diaspora: Intersectionality of Migration, Religion, Language and Culture, Edited by Peter Vethanayagamony, Serials Publications, New Delhi (2021).
- “Missional Families: Immigrant Church as an Extended Family” in Scattered and Gathered: Global Compendium on Diaspora Missiology. Editors: Sadiri J. Tira and Tetsunao Yamamori. Langham (2020).
- Desi Diaspora: Ministry among Scattered Global Indian Christians, Editor, SAIACS Press, (2019).
- Refugee Diaspora: Mission amidst the Greatest Humanitarian Crisis, Co-editor with Miriam Adney, William Carey Publishers (2018).
- “South Asian Diaspora” in Edinburgh Companions to Global Christianity (Volume 3 - South and Central Asia) Edited by Kenneth R. Ross, Daniel Jeyaraj and Todd M. Johnson (2018).
- Diaspora Christianities: Global Scattering and Gathering of South Asian Christians, Fortress Press (2018).
- After the Wedding Bells: Laying a Foundation for a Healthy Marriage. Co-authored with Mary George, OM Books (2017).
- “Introduction” and “Linguistic Proficiency of Children of Kerala Emigrants” in Malayali Diaspora: From Kerala to the Ends of the World. Edited by Sam George and T.V. Thomas, Serial Publications, New Delhi (2013).
- Before the Wedding Bells: Preparing for a Lasting and Fulfilling Marriage, co-authored with Mary George, OM Books (2011).
- “Identity Theft” and “Shaming the Shame” in Caring for the South Asian Soul: Counseling South Asians in the Western World, Edited by T.V. Thomas and Thomas Kulanjiyil, Primalogue, Bangalore, India (2010).
- Understanding the Coconut Generation: Ministry to the Americanized Asian Indians. Mall Publisher, Niles, IL (2006).
Affiliations
- The Lausanne Movement
- Evangelical Missiology Society
- American Society of Missiology
- International Association of Mission Studies
- International Network of South Asian Diaspora Leaders
Areas of Expertise
- Global Migration
- Diaspora Mission
- Refugees and International Students
- Theology of Mission
- World Christianity
- Theological Education
Courses Taught
- Introduction to Global Christianity
- Global Migration and Diaspora Missions
- Diaspora Missiology
- Theology of Mission
- Mission in the book of Acts
- Advanced Missiology
Media Links
- Presentation at Oak Hill College (UK)
- Global Asians: How The Dispersed are Transforming and Advancing Christianity - Asia 2022 Conference in Bangkok, Thailand
- A recent podcast - Deep Conversation with Sam George | God on the Move Among Diaspora Peoples - YouTube
- World Evangelical Alliance Global Ambassador Dr. Brian Stiller Podcast - Voices in the World
- Fuller Seminary Centering Podcast on Asian American - The History and Future of South Asian American Christianity
- FIACONA Seminar on the State of Indian American Christianity 2020
- Mental Health Awareness Webinar for Indian American pastors and leaders (November 2021)
- Melbourne School of Theology Leonard Buck Lecture – God on the Move: A Theology and Missiology for an Age of Migration