Cyrille Costentin is Professor at the Université Grenoble-Alpes where he is leading the group “Molecular Electrochemistry and Redox Photochemistry” in the Departement de Chimie Moléculaire. He is an expert in molecular electrochemistry. His area of expertise includes mechanisms and reactivity in electron transfer chemistry with particular emphasis on electrochemical and theoretical approaches to proton-coupled electron transfer processes and catalytic processes for small molecule activation.