2015

  • Lecture on the occasion of the 50th Anniversary Celebration SWM/SIS and 2015 Missiology Lectures, Fuller Theological Seminary.
  • October 23, 2015.
  • Keynote lecture at the II. International Mission Consultation to the Roma: “Roma for the Nations” in Budapest.
  • 27 Sept. – 2 October 2015.
  • Paper presented at the Central and Eastern European Association for Mission Studies Conference Beyond the Iron Curtain: Being Church in Central and Eastern Europe twenty-five years after the political changes.
  • 10-13 February 2015, TCM, Heiligenkreuz (2532), Austria.

2014

  • at second Lausanne Orthodox Initiative Consultation in Durres, Albania.
  • 15-19 September 2014
  • Keynote lecture at the International Mission Consultation to the Roma: “Roma for the Nations” in Budapest.
  • 29 Sept. – 3 October 2014.
  • Lecture at the HEKO 2014 conference of the Student Mission Deutschland, Marburg
  • 10-12 October 2014.
  • Keynote address at European Evangelical Mission Association and Central and Eastern European Mission Forum conference “Revolutions in European mission” in Bucharest
  • 18-21 November 2014.

2013

  • Missiological Conference on “Evangelical Mission in the Eastern European Orthodox contexts: Bulgaria, Romania, Moldova and Ukraine”
  • College of Theology and Education, Chisinau, Moldavia
  • March 22-23, 2013.

2012

  • Don McClure Mission Lectures at Pittsburgh Theological Seminary, Pittsburgh, USA (Three lectures)
  • September 24-25, 2012.
  • Consultation on Evangelism in Theological education, WCC,
  • Ecumenical Institute, Bossey, Switzerland
  • October 31, 2012.

2011

  • Symposium on Conversion between empirical research and theological reflection
  • Ernst Moritz Arndt Universitat, Theologische Fakultät, Institut zur Erforschung von Evangelisation und Gemeindeentwicklung, Greifswald, Germany
  • February 3–6, 2011.
  • Co-presented with Drs. László Thoma.
  • Study day on “Mission among Romani People: facts, challenges, hopes”
  • Central European Centre for Mission Studies, Prague, Czech Republic at Evangelical Lutheran Theological Faculty, Comenius University in Bratislava, Slovakia
  • February 22, 2011.
  • Plenary Presentation at IFES World Assembly, Krakow, Poland
  • July 29, 2011
  • Guest Lecture, Department Church History, Christian Spirituality and Missiology, University of South Africa, Pretoria, South Africa
  • August 05, 2011.

2010

  • International consultation on Christian mission in the 21st century. An Orthodox perspective
  • Institute of Theology of Sts. Methodius and Cyril of the Belarusian State University, Minsk, Belarus
  • February 04–07, 2010.
  • Dialogue session, The Third Lausanne Congress on World Evangelization., Cape Town, South Africa
  • October 16–25, 2010.
  • Symposium on Edinburgh 2010 and the Future of Theological Education in the 21st Century in Central and Eastern Europe
  • Faculty of Theology of the Károli Gáspár Reformed University and the Central and Eastern European Association for Mission Studies
  • November 26., 2010.

2009

  • Challenges for Church and Society in Post-communist Contexts: Celebrating and Assessing 20 Years of Freedom
  • Evangelical Theological Faculty, Osijek, Croatia
  • 29–30th October 2009
  • at Theological Consultation on Crisis of the Family and the Role of Mission. Theological and Practical Reflections. Protestant Church in the Netherlands
  • Veliko Tarnovo, Bulgaria
  • November 25–29, 2009.

2008

  • Institute for Excellence in Christian Leadership Development
  • International Baptist Theological Seminary, Prague, Czech Republic
  • February 19, 2008.
  • Colloquium on Resources and Responsibilities in African and Asian Christian Studies as part of Conference ’The Significance of African and Asian Christianity’
  • at the occasion of the Opening of the Andrew F. Walls Centre for the Study of African and Asian Christianity
  • Liverpool Hope University, Liverpool, United Kingdom
  • May 23, 2008.
  • XIIth quadrennial conference Human Identity and the Gospel of Reconciliation. Agenda for Mission Studies and Praxis in the 21st Century
  • International Association for Mission Studies (IAMS), Balatonfüred, Hungary
  • August 16–23, 2008.

2007

  • Annual Consultation, Central and Eastern European Association for Mission Studies, Pápa, Hungary
  • June 6–10, 2007.
  • Student’s Lectureship on Mission at Princeton Theological Seminary: 3 lectures
  • March 5-6, 2007.
  • Consultation on Emerging Missions: Engaging with Mission – New Movements, New Models?
  • European Evangelical Missionary Alliance, Budapest, Hungary,
  • 15th November, 2007.

2006

  • Toward Edinburgh 2010 Preparatory Conference, New College, Edinburgh, United Kingdom
  • 7 October 2006.
  • Keynote address at Faculty retreat of the Károli Gáspár University of the Reformed Church in Hungary, Budapest
  • December 2006.

2005

  • PhD Research Course, Nordic Institute for Missiological and Ecumenical Research, Copenhagen, Denmark
  • 6–13 March 2005.

2003

  • PhD Research Course IIMO, Utrecht University
  • November 19, 2003.

2002

  • Consultation on mission in secularized and postmodern contexts. “Believing without belonging? In search of new paradigms of church and mission in secularized and postmodern contexts”
  • WCC Commission on World Mission and Evangelism, Breklum, Germany
  • June 26 –July 2, 2002.
  • Seminar at bi-annual conference Fellowship for European Evangelical Theologians and the Theological Commission of the World Evangelical Alliance, Wölmersen, Germany
  • August, 2002.

2000

  • Mission Research Colloquium, OMSC, New Haven, USA
  • October, 2000.
  • Fall meeting, American Society for Missiology, Maryknoll, NY, USA
  • November 3-4, 2000.

1999

  • Biblical Theological Seminary, Wroclaw, Poland

1995

  • International Conference on Christian Missions in the XVIII–XX Centuries
  • Institute for Universal History of the Russian Academy of Sciences and The Center for the Study of Christianity in the Non-Western World, Moscow, Russia
  • May, 1995.
  • Overseas Ministries Study Center, New Haven, Connecticut, USA
  • Sept. 1995.
  • Guest Lecture, Institute for East-West Christian Studies, Wheaton Graduate School of Theology, Wheaton College, IL, USA
  • September, 1995.

1994

  • Consultation on Theological Education and Leadership Development in Post-Communist Europe
  • World Evangelical Alliance and Overseas Council for Theological Education and Mission, Oradea, Romania
  • October 5, 2004.

In addition to international academic lectures I annually give a substantial number of academic lectures in Hungarian theological institutions, College of Theological Doctors of Reformed Church in Hungary as well as lectures and short courses for the general public in parishes, and in mission and church related organizations in Hungary, Hungarian speaking churches in Central Europe, The Netherlands and elsewhere in Central and Eastern Europe as well as study days for Dutch-Hungarian partner churches. Examples include: IFES and IFES related movements, Lausanne Movement, the Association for Hungarian Reformed Elders, Hungarian Reformed Women Association, Hungarian Association for Church Culture, Lutheran Association for Foreign Missions, European Evangelical Mission Alliance, European Mission Congress, and Stichting Hulp Oost-Europa.