Mark Powell has been a member of the technical staff in the Mobility Systems Concept Development Section at the Jet Propulsion Laboratory, Pasadena, CA since 2001. He received his B.S.C.S. in 1992, M.S.C.S in 1997, and Ph.D. in Computer Science and Engineering in 2000 from the University of South Florida, Tampa. His dissertation work was in the area of advanced illumination modeling, color and range image processing applied to robotics and medical imaging. At JPL his area of focus is science data visualization and science planning for telerobotics. He is currently serving as a software and systems engineer, contributing to the development of science planning software for the 2003 Mars Exploration Rovers and the JPL Mars Technology Program Field Integrated Design and Operations (FIDO) rover task. He, his wife Nina, and daughters Gwendolyn and Jacquelyn live in Tujunga, CA.