Christophe Harmand is a contributing writer at Snowball.xyz since April 2023, focusing on democratizing investment in Lego through the publication of a newsletter. Prior to this role, Christophe served as Directeur marketing and Growth hacker at Groupe Univers Pharmacie from March 2022 to January 2024. Christophe's earlier experience includes coordinating training at Centre National des Sports de la Défense from August 2014 to July 2017 and holding multiple positions in the Armée de Terre, including Responsable bureau des sports and Moniteur de sport, from September 2002 to July 2014. Christophe's educational background includes a Master 2 in Marketing from Université de Haute-Alsace Mulhouse-Colmar and diverse postgraduate studies in neuromotricity and exercise biology at universities including Université Jean Monnet Saint-Etienne and Université Paris-Saclay.