They all made the – often difficult – step from religious faith to Marxism. Engels, with his Reformed background and the strong religious commitment of his youth, set the initial example. In his footsteps followed Louis Althusser, Henri Lefebvre, Terry Eagleton and Kim Il Sung, to mention but a few. Crucially, they did not give up their interest in matters theological and ecclesiastical. Even if they had “lost” their faith (and not all did), they maintained a lively interest in, if not an insight into, the realities of belief, theology and the church. So also with Stalin.