Professor ten Hagen has been involved with SigmaQurest since 2001. Since March 2003 he is a data mining and advanced analytics professor at the university of Zittau-Goerlitz, Germany. He studied EE/CS from 1983-1987 at the Technical University of Aachen (RWTH). He started as a developer of hardware and real-time software at the Institute for Plastics Processing (IKV). From 1988 to 1994 he was a research assistant at the Institute for Integrated Systems (ISS). His research area was hardware-software codesign. One outcome of his work was the HW/SW cosimulation capability in the system simulator COSSAP. (COSSAP was productized by CADIS. CADIS was acquired by Synopsys in 1994.) Prof. ten Hagen is the author of the book "Abstract Modeling of Digital Circuits" published by Springer. In 1995 he worked as a consultant for high level design methodology. From 1995 to 2000 he held various management positions at Synopsys in the Silicon Valley. From 2000-2001 he was Director of Design Planning with eSilicon. Prof. ten Hagen is the author of numerous publications and two US patents.