This is a critical account of the state-of-the-art of scholarship in earliest Christianity, and where and how it should move forward. It offers an authoritative account of contremporary scholarship and evaluates the work of all major scholars in the field, from Britain, America and around the world, as well as a critical analysis of all the published writings in Early Christianity over the last 25 years of the 20th century. The author evaluates all the contributions and defines the most significant areas for future research.