Dr. Margaux Duchamp chats to Inês about her career steps and day-to-day as CEO and co-founder of her startup, ArcoScreen. Margaux did her PhD at EPFL in Lausanne, in collaboration with the local hospital, on microtechnologies for biological applications. During her PhD, she started working with her now co-founder Dr. T. Dahoun on a GPCR drug screening microfluidic device for which they decided to launch their ArcoScreen spin-off. She tell us about the startup ecosystem from business concept to product development and go to market strategy, while giving advice on starting vs being part of a startup! “There’s luck and there’s triggering luck”; “Be curious about people and their science”.