Source: Ekklesia By agency reporter “It is impossible to speak exclusively for the unity of the church and be indifferent about the unity of humankind,” said Dr Petros Vassiliadis, at an academic gathering held in his honour in Thessaloniki, Greece. Vassiliadis, a Greek Orthodox theologian and formerly a representative of the Church of Greece on the World Council of Churches (WCC) Commission for World Mission and Evangelism (CWME), called for a broader understanding of ecumenical dialogue. The symposium was entitled ‘Ecumenical dialogue in the 21st century: Realities, challenges and perspectives’. It was organised in Vassiliadis’ honour by the theology department…