Using machine learning to make personalized hair care accessible, Prose sells custom-formulated hair products catering to specific needs and goals, even taking into account local pollution/humidity levels and water quality. Arnaud Plas will explain how he and his co-founders launched the business using a data-driven, ingredient-centric model to solve for consumer pain points that he identified while working at traditional consumer goods companies Procter & Gamble and L’Oreal.