Serge Haroche

Serge Haroche is a 2012 Nobel Laureate in Physics and one of the world’s foremost authorities on quantum science — a physicist whose experimental ingenuity opened an entirely new domain of research and laid critical groundwork for the quantum technologies now reshaping computing, communications, and sensing. Born in Casablanca in 1944, he was educated at the École Normale Supérieure in Paris and completed his doctorate at the University of Paris VI under the supervision of Claude Cohen-Tannoudji, himself a future Nobel laureate. A postdoctoral fellowship at Stanford under Arthur Schawlow — another Nobel Prize winner — cemented his position at the frontier of quantum optics from the earliest stages of his career.

Nobel Prize speaker Serge Haroche is best known for developing pioneering experimental methods in cavity quantum electrodynamics (cavity QED) — a field that studies how individual atoms interact with photons confined inside a high-reflectance optical cavity. His landmark achievement was demonstrating that quantum systems could be observed, measured, and manipulated without being destroyed: by trapping microwave photons between superconducting mirrors and guiding individual Rydberg atoms through the cavity, his team at the Kastler Brossel Laboratory in Paris performed experiments that had previously existed only as theoretical thought experiments proposed by the founders of quantum mechanics. These experiments demonstrated quantum state superposition, entanglement, and decoherence in controlled laboratory conditions — and directly enabled the conceptual framework now underpinning quantum computing and quantum information science.

His contributions were recognized with the Nobel Prize in Physics jointly with David Wineland, as well as with the CNRS Gold Medal — France’s highest scientific distinction — the Charles Hard Townes Award from the Optical Society of America, the Grand Cross of the Brazilian Order of Scientific Merit, and honorary doctorates from institutions including the Weizmann Institute and the Universities of Montreal, Strathclyde, and Bar Ilan.

Collège de France, Public Science, and the Quantum Future

Since 2001, Haroche has held the Chair of Quantum Physics at the Collège de France, one of the most prestigious academic posts in France, where he previously served as Administrator — the institution’s president — from 2012 to 2015. He is a member of the French and European Academies of Sciences and a Foreign Member of the U.S. National Academy of Sciences and the American Academy of Arts and Sciences. His co-authored book Exploring the Quantum (Oxford University Press) remains a foundational text in the field. In recent years, Haroche has been an active voice on the societal implications of quantum science and the responsible development of AI, participating in high-profile dialogues alongside other Nobel laureates on how frontier science should guide technology policy.

As a speaker, Serge Haroche makes the quantum world accessible and compelling for non-specialist audiences. He speaks on the foundations and future of quantum technology, the path from fundamental research to real-world applications, the importance of sustained public investment in basic science, and — increasingly — the parallels and tensions between quantum computing and artificial intelligence. Senior audiences at technology, policy, and innovation events gain from Haroche a rare combination: the depth of a foundational scientist and the perspective of someone who has watched his own research evolve into one of the most consequential technology races of the century.