Christian Crumlish a product and UX leadership consultant at Design in Product, where he also hosts a product/UX community. He built a product team and now leads technical program management and operations for the PathCheck Foundation in response to the Coronavirus pandemic. He is also a mentor at Code for America and StartX, and a fellow in the Rosenfeld Media Experts network. Christian earned an AB at Princeton in philosophy, where he graduated sine laude.

Formerly, he was head of product at 7 Cups, winner of the 2016 Stanford Medicine X Prize for health systems design and a 2019 World Economic Forum Pioneer. He has also co-chaired the monthly BayCHI program, was senior director of product at CloudOn, was director of messaging products for AOL (AIM), was the last curator of the Yahoo design pattern library, and served two terms as a director of the late lamented Information Architecture Institute.

He is the author of the bestselling ​The Internet for Busy People​ and ​The Power of Many​, and co-author of ​Designing Social Interfaces​. Christian lives in Palo Alto with his wife, Briggs Nisbet, and an ever-growing collection of ukuleles.