Planetary Geodynamics Laboratory
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James H. Roark
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CURRENT POSITION
- Systems administrator and software engineer for Science Systems and Applications, Inc.at the Planetary Geodynamics Laboratory, NASA Goddard Space Flight Center
RESEARCH AREAS
- Design of custom interactive computer visualization and data analysis software, IT security, web design, graphics, IT solutions
EDUCATION
- 2007 - MS (Information Technology / Information Assurance) University of Maryland University College
- 1996 - BS (Computer and Information Science) University of Maryland University College
- 1987 - BS (Geology) University of Maryland
PREVIOUS POSITIONS
| 1978-1982 | Linguist, Electronic Security Command, United States Air Force |
| 1984 | Geotechnical Inspector, Pittsburgh Testing Laboratory - Baltimore, Maryland |
| 1984-1987 | Research Assistant, University Of Maryland, Geology Program at NASA Goddard Space Flight Center |
| 1987-1993 | Research Assistant, University Of Maryland, Astronomy Program at NASA Goddard Space Flight Center | 1993-Present | Sr. Systems Administrator and Software Engineer for Science Systems and Applications, Inc. at NASA Goddard Space Flight Center |
SELECTED PUBLICATIONS
2005 Buczkowski, D. L., Frey, H. V., Roark, J. H. and McGill, G. E. Buried impact craters: A Topographic Analysis of Quasi-Circular Depressions, Utopia Basin, Mars. Journal of Geophysical Research, 110.
2004 Roark, J.H., Masuoka, C.M., and Frey, H.V. Gridview: Recent Improvements in Research and Education Software for Exploring Mars Topography. Lunar and Planetary Science conference, XXXV, Houston, TX. 1833.
2003 Roark, J. H., J. W. Keller, F. Niepold, S. E. H. Sakimoto, S. Stockman and H. V. Frey. 3-Dimensional Topographic Models of Geologic Features for the Classroom. GSA Annual Meeting, Seattle WA., abstract 66476.
2002 Roark, J. H., Mitchell, D., Biter, E., Keller, N., Polit, A. T., Chase, Z., Riedel-Bash, S., Sarid, A., Weiler, A., Hanson, D. Students Study Mars with Interactive Analysis Tools Designed at NASA's GSFC Geodynamics Branch. GSA Annual Meeting, Denver, CO, abstract 45092.
2002 Frey, H.V., J.H. Roark, K.M. Shockey, E.L. Frey, and S.E.H Sakimoto. Ancient Lowlands on Mars. Geophys. Res. Lett., 29, No. 10, 10.1029/2001GL013832.
2002 Frey, H.V., J. H. Roark, G .J. Hohner, A. Wernecke and S. E. H. Sakimoto. Buried Impact Basins as Constraints on the Thickness of Ridged Plains and Northern Lowland Plains on Mars. , LPSC XXXIV.
2001 Roark, J. H. and H. V. Frey. GRIDVIEW: Recent Improvements in Research and Education Software for Exploring Mars Topography. LPSC XXXIII, abstract 1618.
2000 Roark, J. H., H. V. Frey, S. E. H. Sakimoto. Interactive graphics tools for analysis of MOLA and other data. LPSC XXXI, Houston, TX, Abstract 2026.
1999 Frey, H., S. E. H. Sakimoto, J. H. Roark. Discovery of a 450 km diameter, multi-ring basin on Mars through analysis of MOLA topographic data. Geophys. Res. Lett. 26, 1657-1660.
1999 Frey, H. L. Hutchison, J. H. Roark and S.E.H. Sakimoto. New candidate ancient impact basins on Mars found through analysis of MOLA profile and gridded data. GSA Annual Meeting, Denver, CO, October 25-28.
