“Trinitarian Spirituality,” Reformasi Liturgi School of Theology, Jakarta, July 23, 2021.
“Teaching Theology and Religion in a Multi-Culturally Secular Context,” Gate Talk webinar, June 6, 2021.
“Easter in Church History (New Testament): A National Webinar,” The Graduate Department, KADESI Theological Seminary, June 1, 2021 (Zoominar).
“Christianity and Social Justice,” Progressive Light Group, Jakarta, May 7, 2021 (Zoominar).
“Spirituality and Mysticism: Method, Theology, and Application,” IX Webinar Series, Ichtus Community, Ekumene Theological Seminary, Jakarta, April 26, 2021 (Zoominar).
“I Believe in the Holy Catholic Church, the Communion of Cyborgs: Cyber-Mentality as the Presence of Christ,” Colloquium on Constructive Ecclesiology after Pandemic, Jakarta School of Theology and Philosophy, February 10, 2021. (Link)
“Aberrant Love: Revisiting Hosea 3,” Progressive Biblical Group, Jakarta, December 20, 2020. (Link)
“Juvenis Ludens: The Playing Youth in a Serious World,” Rekindle the Hope, Amanat Agung Theological Seminary, Jakarta, October 24, 2020 (Link)
“Grace and Communal Spirituality,” Church of Central Sulawesi in Tentena Theological Seminary, October 3, 2020 (Zoominar).
“Spiritual Companionship: Theology Webinar,” Ichtus Community, Ekumene Theological Seminary, Jakarta, August 12, 2020 (Link)
“Liberation Theology,” Theofunny Channel, Edition #21, July 31, 2020. (Link)
“Philipathy: A Theological Query” Belajar Teologi Channel (Learning Theology), Edition #25, July 20, 2020. (Link)
“Writing and Publishing Theological Papers Workshop,” Association of Indonesian Christian Religion Theologians, June 4, 2020 (Zoominar).
“Paradigm Shifts from West to East: A Sketch,” Public Lecture, Satya Wacana Christian University, July 24, 2017.
“Intergenerational Church: Confronting Segregation in the Body of Christ,” Viveka Lite, session 2, Gereja Kristen Indonesia Pondok Indah, Jakarta, August 14, 2017.
“Falling Upward: Spirituality for Two Halves of Life (by Richard Rohr),” Viveka Lite, session 1, Gereja Kristen Indonesia Pondok Indah, Jakarta, August 7, 2017.
“Renovaré: An Art of Celebrating Life,” Youth Doctrinal Seminar, Gereja Kristen Indonesia Camar, Bekasi, West Java, August 6, 2017.
Writing for Scopus Indexed Journals, with Joas Adiprasetya, Jaffray Theological Seminary, Makassar, July 28-29, 2017.
“Women’s Spirituality,” Women’s Fellowship, Gereja Kristen Bogor, Bogor, July 18, 2017.
“Trinity, Friendship, and Compassion: A Theology of Friendship” (co-speaker with Dr. Joas Adiprasetya), Young in Asia Training for Religious Amity, World Council of Churches and Jakarta School of Philosophy and Theology, July 8-22, 2017.
Understanding Book of the Apocalypse Today, Gereja Kristen Indonesia Kwitang, Jakarta, July 3 & 10, 2017.
Three sessions on Spirituality and Discernment, Metanoia Camp, St. Maria Retreat House, Tawangmangu, Central Java, June 21-24, 2017.
Five sessions on Spirituality for Ministry (with Joas Adiprasetya), Central and West Java Presbyteries, Gereja Kristen Jawa, Baturraden, Purwokerto, Central Java, June 15-16, 2017.
“Crisis in Church Regeneration,” (with Joas Adiprasetya), Gereja Kristen Indonesia Klasis Jakarta 1, GKI Kwitang, Jakarta, June 3, 2017.
“The Youth Crises,” (with Joas Adiprasetya), Gereja Kristen Indonesia Klasis Jakarta 1, GKI Taman Cibunut, Bandung, West Java, May 27, 2017.
“Authentic Friendship: A Spirituality Approach,” Gereja Kristen Indonesia Duta Mas, Batam, April 22, 2017.
Writing for Scopus Indexed Journals, with Joas Adiprasetya, Office of BPK Gunung Mulia Publishing House, Jakarta, April 17, 2017.
“From Ladder to Garden: Varieties of Christian Spirituality,” (co-speaker, with Dr. Joas Adiprasetya), Viveka Workshop, Jakarta School of Philosophy and Theology, Jakarta, April 11, 2017.
“Intergenerational Church against Segregation,” Viveka Workshop, Jakarta School of Philosophy and Theology, Jakarta, April 4, 2017.
Spiritual Recollection for theology student candidates, Conference of the Muria Church of Indonesia, Puncak-Sukabumi, West Java (eight sessions), March 5-7, 2017.
“The Trinity: Polemic, Problem, or Consolation?” Gereja Kristen Jawa Joglo, Jakarta, March 4, 2017.
Academic Writing Workshop for Peer-Reviewed Publications, Jakarta School of Philosophy and Theology, Jakarta, January 25, 2017.
“Spirituality of Ministry” and “Spirituality of Space,” Session Workshop, Gereja Kristen Indonesia Samanhudi, Jakarta, January 21, 2017.
“The Supremacy of Christ: Integrity” and “Who is My Neighbor: Care,” Maranatha Christian University Retreat, Cipanas, West Java, January 12-13, 2017.
“Temenos and Spirituality of Workplace: Space, Ritual, and Spiritus,” Gereja Kristen Indonesia’s Pastor Convention, Denpasar, Bali, November 9, 2016.
Ecumenical Workshop for Pastors on “The Church: Towards a Common Vision,” Indonesian Communion of Churches, Bogor, November 4, 2016.
“How to Preach from the Apocalypse,” Gereja Kristen Indonesia Kayu Putih, Jakarta, October 13, 2016.
Workshops on spirituality and ministry, Gereja Protestan Maluku, Seram Island, the Moluccas, October 9-11, 2016.
“By the Renewing of Your Mind,” Gereja Kristen Indonesia Pondok Indah Youth Group, Jakarta, September 16, 2016.
“Spirituality of Prayer” and “Experiencing God in Prayer,” GKI Kepa Duri Youth Group, The Village Resort, Pancawati, Bogor, September 10-11, 2016.
“Anam Cara and Church Ministry,” Workshop for Elders Candidates, GKI Kayu Putih, Jakarta, September 9, 2016.
“Spirituality in Ecumenical Movement: Retrospection and Introspection,” Jakarta Theological Seminary, Jakarta, September 9, 2016.
“Worship as a Spiritual Formation,” 2016 Wonder of Worship Conference–Leaders’ Edition, Wisma Kinasih, Bogor, August 15-17, 2016.
“Spiritual Companionship Ministry to the Millennial Generation,” Gereja Kristen Indonesia Kranggan, Jakarta, August 13, 2016.
Academic Publishing Workshop, 2016 Annual Meeting of the Indonesian Theologians Association, August 10, 2016.
Spirituality Workshops, University of Maranatha Staff Retreat, Puncak-Bogor (co-lead with JTS colleagues), July 28-30, 2016.
“Misterious Symbols of the End Times,” Forum for Theological Discussion, Gereja Kristen Indonesia Pondok Indah, July 26, 2016.
Academic Publishing Workshop, co-lead with Dr. Joas Adiprasetya, Gunung Mulia Publishing Inc., July 25, 2016,
Lectures on Spirituality (Three Sessions). Penabur International Secondary School Retreat, Bogor, July 21-22, 2016.
Muria Christian Church of Kudus Teenagers Camp, Wisma Shalom, Bandungan, June 20-22, 2016.
“A Gospel of Companionship: Rethinking the Fourth Gospel,” Mennonite pastors in Greater Jakarta, June 15, 2016.
Youth Group of Gereja Kristen Jawa Nehemia: “Hybrid Christianity: A Discussion,” June 21, 2016.
“Friendship, Trinity, and Space-Making: A Christian Theology of Friendship,” co-presenting with Dr. Joas Adiprasetya at 2016 Youth in Asia Training for Religious Amity (YATRA) Conference sponsored by World Council of Churches, Jakarta School of Philosophy and Theology, June 6, 2016.
Workshop for Pastor Candidates, the Conference of Muria Christian Church in Indonesia. Workshops titles: “Spiritual Disciplines” and “Contemporary Spirituality Styles,” April 19, 2016.
“Spiritual Companionship: A Forgotten Art of Practice in the Contemporary Church?,” Kala and Kalam Public Lecture, Jakarta School of Philosophy and Theology, March 25, 2016.
Guest expert speaker, Preparatory Session of the General Assembly, the Synod of the Oikumene Christian Church in Indonesia. Workshop Title: “A New Look on Being the Church Today?,” March 21, 2016.
Spiritual Recollection for theology student candidates, Conference of the Muria Church of Indonesia, Puncak-Sukabumi, West Java (eight sessions), March 7-9, 2016.
“The Greatest Is Love: Jesus and LGBTIQ,” The Seventh International LGBTIQ Symposium, Jakarta School of Philosophy and Theology, Jakarta, Indonesia, November 6-8, 2015.
“Christology for the Non-Christians” and “The Trinity for the Non-Christians” (two sessions), Christianity Studies for Muslim Scholars Conference. Jakarta School of Philosophy and Theology, Jakarta, Indonesia, November 5-10, 2015.