Watkin provides a contextual introduction to Kierkegaard's 19th century world of Copenhagen, a chronology of events and key figures in his life, as well as definitions of the key systems of his thought theology, existentialism, literature, and psychology. The extensive bibliographical section covers secondary literature and electronic materials of help to researchers. The appendix includes detailed information on his writings, along with a list of his pseudonyms. This book is useful not only as a guide for experienced scholars, but also as an introduction to new students of Kierkegaard's Philosophy.