Helmut Degen

Helmut Degen, Ph.D., is a senior consultant for requirements engineering for Siemens Corporate Research, Inc. He was previously a senior user experience manager for Vodafone Global Marketing in Duesseldorf, and for the Siemens User Interface Design center in Munich (both in Germany). Helmut is member of the Usability Professional Association and the Society of Computer Science in Germany (Gesellschaft fuer Informatik). Xiaowei Yuan, Ph.D., was head of the Siemens? User Interface Design Center...See more