Aras Bilgen is a design consultant/trainer in his company of one, working mostly with product teams. In the past, he held design leadership roles in finance and e-commerce, and grew two 20+ person design teams from scratch. The products his teams have worked on are used by more than 160 million users worldwide. He teaches experience design courses at Kadir Has University. He is one of the authors of Product Research Rules from O’Reilly, a book about research in product teams.