This issue of Photochemical & Photobiological Sciences is dedicated to Prof. Angelo Albini on the occasion of his 75th birthday. It includes original articles and reviews from colleagues, former students, but especially friends, from the (photo)chemical community. It is a pleasure to dedicate this issue to Angelo because of the great contributions he gave to the study of light-driven reactions and to the photogeneration of reactive intermediates to be used in synthesis and to the understanding of mechanisms involved in photoinduced processes. The beginning of his career has been devoted to...