Guillaume Stern is an accomplished product manager specializing in tunable diode lasers at TOPTICA Photonics since February 2022. Prior experience includes roles as project manager at ARDOP Industrie and technical manager at Muquans, where responsibilities encompassed managing a team in laser design and creating complex laser systems for scientific applications. Previously, Guillaume Stern worked as an R&D engineer at CNES, focusing on the development of an airborne dual species atomic interferometer. Educational qualifications include a PhD in Atomic Physics from Paris-Sud University, a Master's degree in Physics from Université de Lille, and an engineering diploma from CPE Lyon.