Content: Recent trends in computational photochemistry; Organic aspects. Alkenes, alkynes, polyenes; Organic aspects. Oxygen-containing functions; Organic aspects. Aromatic compounds; Organic aspects. Functions containing a heteroatom different from oxygen; History of the Asian and Oceanian Photochemical Association History of the European Photochemical Association; Photochemistry of the prebiotic atmosphere; UV filters in sunscreen. Recent advances; Excited and ground state proton transfer processes in flavonols and their manifold applications