The Proceedings of the 24th International Solvay Conference on Chemistry comprise contributed short personal statements and transcripts of in-depth discussions on 'Catalysis in Chemistry and Biology' from a by-invitation-only select group of 48 eminent scientists, including four Nobel Laureates, from all parts of the world. The theme of the conference was presented in six sessions, along which the Proceedings are organized. The first session on 'Homogeneous...