Mark is a user experience research lead in Google Health. His work focuses on how health applications, wearables, and smart home devices help people manage their health journey. Previously he led user experience research for Nest Health, Consumer Payments, and Google Home. Prior to Google, he conducted research on smart home technology, interactive entertainment, and online communities in education. His research has been published in CHI, CSCL, CSCW, and several edited volumes. He earned his PhD in Cognitive Psychology from the University of Colorado, Boulder.