Biography
Dr Olivier Guillet is Managing Director of the Institut Supérieur de Droit in Paris, France, where he leads the development of innovative programmes at the intersection of law, education, and leadership.
He previously held senior academic and executive roles, including Dean of International Affairs at EM Lyon Business School, France; Vice Dean of the School of Management and Innovation at Sciences Po, France; and International Director at OMNES Education, France. Across these positions, he has contributed to the design and internationalisation of higher education programmes, working with diverse student populations and global institutional partners.
His research and teaching focus on leadership, with a particular emphasis on the dialogue between philosophy and psychology. His work explores how individuals develop inner coherence, ethical responsibility, and the capacity to act in complex environments.
Dr Guillet is the author of Deep Leadership (2025), a work that proposes a human-centred approach to leadership grounded in intellectual rigour and personal transformation. Alongside his academic career, he is also a trained musician, and continues to draw on music as a source of inspiration for his thinking on harmony, structure, and human expression.

