Speakers 2026

Pr Alain Toledano is a renowned French oncologist and radiation therapist, recognized for his innovative and integrative approach to medicine, combining clinical expertise with a humanistic vision of care. Specializing in the treatment of breast, prostate, lung, and metastatic cancers, he has made a significant impact in the field by pioneering high-precision radiotherapy technologies, particularly with the CyberKnife, a robotic radiosurgery system offering millimetric accuracy. He has held key positions such as Medical Director of the Hartmann Cancer Institute and President of the Medical Council of the Hauts-de-Seine Oncology Institute. Beyond his clinical work, Toledano has founded several associations dedicated to the holistic support of patients, including Esthétique & Cancer, Sport pour Vaincre le Cancer, and the Institut Rafaël, France’s first post-cancer care center, which rethinks rehabilitation by addressing physical, mental, and social dimensions. He also directs the Research Chair in Integrative Health at the Conservatoire National des Arts et Métiers, advocating for a preventive, patient-centered approach to healthcare. A Knight of the National Order of Merit, Pr Alain Toledano is deeply involved in education, research, and public awareness, championing a comprehensive view of health that goes beyond the technical aspects of disease.

After studying economics at Paris-Sorbonne University, Didier Truchot became a research analyst at the French Institute of Public Opinion (IFOP). In 1975, drawing on this experience, he founded the Ipsos Institute with the innovative idea of working closely with his clients and, initially, providing them with syndicated research in the areas of advertising effectiveness and media research. At the helm of Ipsos for more than forty years, he expanded the group’s presence in markets around the world and drove its diversification. Today, Ipsos is the world’s third-largest provider of market research, surveys, and public opinion polls (with a presence in 90 countries). Formerly chairman of the group’s board of directors, he now serves as its honorary chairman.

A graduate of Paris Nanterre University and Paris Dauphine University, Benjamin van Gaver has been a member of the Paris Bar since 2003. A partner at August Debouzy, which he joined in 2003, he specializes in business litigation and advises on criminal, commercial and civil disputes involving companies, executives, shareholders and strategic partners. He assists clients in complex cases involving multiple contentious aspects, both before state courts and in arbitration proceedings. His practice also covers real estate and construction disputes. Benjamin van Gaver is regularly recognized in leading professional rankings for commercial litigation and white-collar crime.

Nathalie Vranken is a leading figure in the world of champagne and cultural patronage in France. A history graduate from the Sorbonne, she first founded her own communications agency, Nico Agency, in 1987, before joining the Vranken-Pommery Monopole group, where she played a pivotal role in brand development and the promotion of contemporary art. Since 2025, she has served as the CEO of the group, having previously held positions as Deputy CEO and Marketing Director. Passionate about art and heritage, she restored the Villa Demoiselle in Reims, transforming this Art Nouveau gem into an iconic cultural and champagne venue. Her commitment to patronage and the organization of events such as the "Expérience Pommery" and the Culinary Photography Festival have strengthened the group’s innovative and cultural image. Nathalie Vranken embodies a vision that blends tradition, modernity, and cultural engagement.

Guillaume Vuillemey is an Associate Professor of Finance at HEC Paris, where he teaches corporate finance and conducts research on financial stability, economic history, banking regulation, and corporate social responsibility.
Holding degrees from Sciences Po and the École Polytechnique, he earned his PhD in Economics in 2015. His work, published in top-tier journals such as the Journal of Finance and the Review of Financial Studies, focuses on financial markets, systemic risks, and the evolution of banking systems. He is also affiliated with the CEPR (Centre for Economic Policy Research) and the ACPR Chair on Regulation and Systemic Risks. Author of "Le Temps de la démondialisation" (The Age of De-globalization, 2022), he frequently contributes to public debates on international finance and economic regulation.

Frédéric Worms is a leading French philosopher, renowned for his expertise in contemporary philosophy and the work of Henri Bergson, on whom he co-authored a definitive biography.
A professor at the ENS, he became its director in 2022 after serving as deputy director. He also heads the Centre international d’étude de la philosophie française contemporaine and was a member of the French National Consultative Ethics Committee (CCNE) from 2013 to 2021. A prolific author, his major works include
"Bergson ou les deux sens de la vie" (Bergson or the Two Meanings of Life, 2013), "Les Maladies chroniques de la démocratie" (The Chronic Illnesses of Democracy, 2017), "Pour un humanisme vital" (For a Vital Humanism, 2019), "Vivre en temps réel" (Living in Real Time, 2021) and exploring the intersections of philosophy, care, democracy, and temporality. He also hosts the radio program "Matières à penser" on France Culture, where he discusses major intellectual and societal issues with clarity and commitment.