Dan Saffer is a product design leader and the author of four books: Designing Devices (2011), Designing Gestural Interfaces (2008), Designing for Interaction (2006, 2009) and the best-selling Microinteractions (2013). Since 1995, he’s designed devices, apps, websites, wearables, appliances, automotive interiors, services, social networks, and robots. He’s worked at and for such companies as Twitter, Smart Design, Samsung, Jawbone, CNN, Philips, Microsoft and was most recently Head of Product Design at Flipboard. He graduated from Carnegie Mellon with a Master’s in Design, Interaction Design.