Philip Bell is an associate professor of Cognitive Studies in Education at the University of Washington. He directs the ethnographic and design-based research of the Everyday Science and Technology Group (http://everydaycognition.org). As a learning scientist, he has studied everyday cognition and expertise in science, children's argumentation, the use of digital technologies within youth culture, the design and use of novel learning technologies, and new approaches to inquiry instruction in science. Bell is a Co-Lead of informal learning research for the Learning in Informal and Formal Environments (LIFE) Center (http://life-slc.org/) and is a Co-PI of COSEE-Ocean Learning Communities (http://cosee-olc.org/). He serves as a board member for the International Society of the Learning Sciences (http://isls.org) and the Board on Science Education with the National Academy of Sciences. He has a background in human cognition and development, science education, electrical engineering, and computer science.