Cindy Alvarez is the Director of User Experience for Yammer (now a Microsoft company), She is the author of “Lean Customer Development: Build Products Your Customers Will Buy.” She has previously held leadership positions in design, product management, and research in a number of technology startups. These days, she uses her background in Lean tactics to help drive “intrapreneurial” change within Microsoft. She's a frequent speaker on UX, Lean, and tech culture, and blogs at cindyalvarez.com.