The Speakers

John Robb is a missionary who once served in Malaysia and a servant of God who has dedicated six decades of ministry across more than 100 countries. With a proven leadership track record in global organizations such as World Vision International and as the founder of International Prayer Connect, he is highly experienced in facilitating international prayer movements, including the World Prayer Assembly (2012). Currently, he leads the Unreached Peoples Task Force as well as the Transformation Prayer Foundation. Equipped with an academic background from Yale University and Trinity Evangelical Divinity School, he also possesses teaching experience at the Malaysia Bible Seminary and Fuller Seminary.

Jong Kun Kim is a servant of God who has dedicated his life to the world of ministry and mission, both domestically and internationally. Currently, he serves as a Pastor at Chung Man Jesus Church in South Korea while also holding the responsibility as the President of the Jesus Spiritual Awakening Mission Agency. His deep passion for specialized ministry has also led him to serve as a Pastor at the Korea Maritime Missionary Agency in Busan. Unconfined to a single location, his powerful calling to reach souls across borders is actively lived out through his work as an Overseas Itinerant Missionary.

Yusaku Ota is a servant of God from Japan who possesses a deep love for mission work in our nation, evidenced by his dedication serving as a missionary in Indonesia for 10 years. Currently, he is entrusted with broader responsibilities as the Chairman of the JAM (Japan Antioch Mission) Agency in Japan. In addition to actively leading the mission agency, he has also made significant contributions to the world of theological education, shown through his track record as the Former Chairman of KBI (Kansai Bible Institute).

Ezra Kim is a senior missionary and global mission leader who has dedicated approximately 40 years of his life to serving in Indonesia through the Global Partners Korea mission agency. Driven by a powerful calling toward evangelism and discipleship, he has specifically focused his field ministry on reaching and serving unreached unengaged people groups (UUPGs) in the Southern Sumatra region.

Andy Markus is a senior minister and church unity leader who has dedicated decades of his life to serving the Bekasi and West Java regions. In pastoral ministry, he has consistently led as the Senior Pastor of GBI Cibitung (1996–present), Regional Pastor of Rayon 18 Bekasi (2002–present), and serves as the Advisor for the Bekasi Prayer Tower (2010–present), mobilizing united prayer for the city and nation. He currently serves as the Chairman of the West Java Regional Board of API (Association of Indonesian Pastors) for the 2022–2027 term, while also serving as an Advisor to the PGPI (Pentecostal and Charismatic Church Fellowship) of Bekasi Regency and the PGLII (Evangelical Church Fellowship) of Bekasi.

Daniel Pandji is a spiritual ministry and social transformation leader in Indonesia. He is the founder and National Coordinator of the My Home Indonesia movement and the Lumbung Yusuf Indonesia (Joseph’s Granary) food security initiative. His ministry focus centers on youth outreach, character education, and disaster relief through various movements such as LDMT and "One Generation."

Additionally, he holds strategic positions as the Co-Founder of the World Prayer Assembly (WPA), an executive member of International Prayer Connect (IPC), an Advisory Board member of the National Prayer Network (JDN), and a member of the Board of Trustees for the Rehoboth Church Synod and Alpha Indonesia.

Timoutius Chandra is a synod leader, education mobilizer, and Christian thinker highly dedicated to spiritual and social transformation in Indonesia. He serves as the General Chairman of the Synod of the Gereja Kristen Kemah Daud (GKKD), the Chairman of the Cahaya Kahuripan Bangsa Foundation, and the Advisor to the Transformasi Indonesia Emas Foundation.
Additionally, he is entrusted as the Head of the Education Department for the Fellowship of Churches and Christian Associations of Greater Bandung, an Advisory Board member of the Persatuan Intelegensia Kristen Indonesia (PIKI) of West Java, and a member of the National Executive Team for GET 30.33 and ALUSIA.

Gede Widiada is a spiritual leader, academician, and banking professional who possesses a unique combination of expertise in theology, ministry, and business. In the realm of ministry, he is the Senior Pastor of GBI Gihon Rayon 12 Pekanbaru-Riau and the National General Coordinator for Get 30.33-MHI.
In the field of theological education, he serves as a Lecturer as well as the Chairman of the Senate at STT Bethel Indonesia Jakarta. In the professional sector, he holds the position of Regional Head of Business Development for Sumatra at Universal BPR.

Bob Jokiman is a church planter and global missionary with a compelling vision for expanding God's work across various corners of the world. He is the Founder of the Indonesian Agape Evangelical Church in Arcadia, California, USA (2005), the Agape Evangelical Church in Madagascar (2022), and the Agape Evangelical Church in Siem Reap, Cambodia (2025). Through this cross-cultural ministry and church planting initiatives, he consistently reaches diverse nations and builds impactful faith communities on the global stage.

Ayub Mbuilima is a synod leader, pastor, and cross-cultural mission mobilizer with an extensive track record in ministry, particularly overseas. He previously served as the Chairman of the Central Church Board (Synod Chairman) of the Indonesian Evangelical Interdenominational Church (GIII) in Japan, while simultaneously serving directly as the Pastor of GIII Osaka Region, Japan.
In addition to pastoral ministry and structural leadership, he is actively involved as an educator and seminar speaker, widely used by God in the mission mobilization movement to inspire and send forth a new generation into the harvest fields.

A senior pastor, theological academician, and mission mobilizer who has dedicated his ministry to building congregations and training God's servants. He serves as the Senior Pastor of the Indonesian Baptist Church (GBI) Bulu in Semarang.
In the field of theological education, he is the Director of the Postgraduate Program at STT Efata Salatiga (Efata Theological Seminary). Additionally, he is entrusted with the strategic responsibility of serving as the National Coordinator for Simply Mobilizing Indonesia, while actively working as a mission trainer and mobilizer to equip God's people to engage in the Great Commission.

A theological academician, national assessor, author, and interdenominational speaker actively engaged in the development of Christian higher education. He is the Founder as well as the Advisor of the Sabda Holistik Abdi Reformasi Foundation and currently serves as the Director of the Postgraduate Program at STT Arrabona Bogor (Arrabona Theological Seminary).
In the realm of educational governance, his capacity is recognized nationwide, serving on the Management Board of BMPTKKI (Association of Christian Theological Higher Education Institutions in Indonesia), as an Assessor for BAN-PT (National Accreditation Agency for Higher Education), and as a Lecturer Workload (BKD) Assessor. Furthermore, he actively contributes through his scholarship as a book author and writer of articles published in various national and international scientific journals.

A preacher, educator, and mission mobilizer who has dedicated his life to moving the church into global mission work. He is the Founder and General Chairman of the World Partners Mission Agency, which he has led from 2012 to the present. In addition to actively speaking at mission seminars both domestically and internationally, he possesses a heart full of yearning to awaken the awareness of believers and send out cross-cultural missionaries to reach unreached people groups across the globe.