Estonia is often described as one of the most secularised countries in the world in terms of de-institutionalisation and de-Christianisation. Old Religion, New Spirituality: Implications of Secularisation and Individualisation in Estonia, edited by Riho Altnurme, starts with the question: what are the historical reasons for Estonia to be so secularised? The decisive factor in the diminishment in the importance of Christianity was the overlap between social classes and ethnicities. The national identity of Estonians became disconnected to any religion. Second, what are the consequences? How...