Geoffrey is passionate about martial arts, design and photography. His experience on the tatami mats taught him humility and respect. Outside of the dojo, he has ventured into leather crafting since 2021, sharing his creations on Instagram under the handle @lordleathercraft Immersed in the professional world of the web since 2009, he explores design and development, evolving from front-end development to project management, including interface design while freelancing. His multiple experiences, from freelance to international startups, opened his eyes to the diversity of users. His first book in a series on Product Design focuses on errors around forms and is the result of extensive research and expert contributions blending nuanced opinions, because the world is rarely binary. Join in exploring research-backed perspectives, always mindful of the nuances that make our shared experience rich.