Jonathan Arnowitz is a San Francisco based user experience designer. He studied Theater and then, naturally, went on to design user-friendly software. He started working on interactive multi-media, before moving to the Netherlands to work as a consultant for over 10 years. Jonathan has worked for such companies as SAP, Google, Nokia, and most recently General Electric. Jonathan is the author of two books, most notable, Prototyping for Software-makers. He is the former lead in many UX conferences including CHI (Computer-Human Interaction Conference) and DUX (Designing User Experiences).