In the third episode of The Heart of the Researcher, Kostis Kotsonis converses with Dimitra Koukoura, an emeritus professor at the Faculty of Theology at Aristotle University of Thessaloniki. Professor Koukoura reflects on her transition from linguistics to theology and from school teaching to academic instruction. During this journey, she has explored the language used in spreading the Gospel, the art of preaching, and the Ecumenical Movement, which aims to bring Christian churches together for dialogue.