The Ethnographic interviewing is a tool to be used in Jeanne Liedtka's Design Thinking methodology, but can also be used alone. Ethnographic interviews are useful for learning about the behaviors of customers in the context in which they operate. Video features a description of an ethnographic interview and what was observed and learned in the process. Explores the challenges of using ethnographic interviews in the design process. Several best practices and techniques are introduced. This 18-minute video is part of the Design Thinking Video Series designed to accompany any one of three cases (Arena Industries [UVA-S-0240], Trenton State College [UVA-S-0241], and Great Lakes [UVA-S-0248]) that explore the design thinking approach to innovative problem solving.