Podcast:99% Invisible Published On: Sat Feb 27 2016 Description: There is an epidemic of terrible doors in the world. But when Don Norman got frustrated with them, he ended up changing the way people everywhere think about design. Video by Joe Posner of Vox, featuring Roman Mars of 99% … Continue reading → Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to ad-free new episodes and get exclusive access to bonus content.