This book is an extremely useful resource that summarizes current knowledge of the photochemistry and photobiology of flavins....be an essential part of the collection of any comprehensive chemistry or biology library and an essential and updated reference for scientists interested in this topic. Timely coverage of the recent literature, as well as the several unanswered questions that are presented .....the volume, should inspire many researchers to further explore the exciting field of flavin photochemistry and photobiology.