Lili trained at Niels Arestrup's École du Passage, then at Pascal Luneau's Studio Pygmalion. Internships completed this training with Damien Acoca, Philippe Minyana, Rémi de Vos... She followed an in-depth study of stress management techniques, public speaking and finally a professional license in theater workshop supervision in Paris 3. For several years, Lili has been involved in educational establishments (elementary schools for ARE workshops, middle schools with dropout students) in a youth prevention association, as a director assistant for end-of-year shows and in literacy workshops through writing and theater.