Vitali Petrenko is the Director of the Latvian Biblical Centre (Riga, Latvia) and the Associate professor at the Norwegian School of Leadership and Theology (Oslo, Norway). He lives and lectures in the cross-cultural and cross-denominational environment, and cares deeply for the Peace and Reconciliation among the nations. Vitali is married to Ester and they have one son Lukass.

Johannes Reimer is professor of Mission Studies and Intercultural Theology at the Ewersbach University of Applied Arts, Germany and director of Public Engagement of the Worldwide Evangelical Alliance.