Joan Colom serves as Subdirector General of Drug Addiction at the Agència de Salut Pública de Catalunya, leading public policy work on harm reduction, drug-related interventions and population-level health responses in Catalonia. His career spans the coordination of harm reduction services, treatment networks and public health strategies addressing substance use. He has contributed to peer-reviewed publications featured on the ICEERS website. This page gathers content associated with him on the ICEERS website.