VITA

DATE AND PLACE OF BIRTH

26 July 1958
New Rockford, North Dakota

EDUCATION

B.S., Atmospheric Science   1980:  Oregon State University
M.S., Meteorology           1982:  University of Wisconsin-Madison

1989--date: Software Engineer, Climate Modeling Section of the National Center for Atmospheric Research, Boulder, Colorado.
1986--1989: Associate Scientist, Climate Analysis Section of the National Center for Atmospheric Research, Boulder, Colorado.
1982--1986: Research Assistant, Atmospheric Chemistry and Dynamics Branch of Goddard Space Flight Center, Greenbelt, Maryland. (as contractor for Applied Research Corporation, Landover, Maryland.)
1981--1982: Research Assistant, Department of Meteorology at the University of Wisconsin-Madison, Madison, Wisconsin.
1980: Summer Research Assistant, Climate Research Institute, Oregon State University, Corvallis, Oregon.

PUBLICATIONS

Olson, J. G., L. M. Whittaker, and L. H. Horn, 1983: Mean Northern Hemisphere cyclone activity and 500 mb geostrophic wind (1958-1977). Nat. Wea. Digest, 8, No. 4, 6-17.

Wu, M.-F., M. A. Geller, J. G. Olson, A. J. Miller, and R. M. Nagatani, 1985: Computations of ozone transport using Nimbus 7 Solar Backscatter Ultraviolet and NOAA/National Meteorological Center Data. J. Geophys. Res., 90, 5745-5755.

Wu, M.-F., M. A. Geller, J. G. Olson and E. M. Larson, 1987: A study of global ozone transport and the role of planetary waves using satellite data. J. Geophys. Res., 92, 3081-3097.

Trenberth, K. E., J. R. Christy, and J. G. Olson, 1987: Global atmospheric mass, surface pressure and water vapor variations. J. Geophys. Res., 92, 14,815-14,826.

Trenberth, K. E., and J. G. Olson, 1988: An evaluation and intercomparison of global analyses from NMC and ECMWF. Bull. Amer. Meteor. Soc., 69, 1047-1057.

Trenberth, K. E., and J. G. Olson, 1989: Temperature Trends at the South Pole and McMurdo Sound. J. Climate, 2, 1196-1206

Trenberth, K. E., W. G. Large, and J. G. Olson, 1989: The Effective Drag Coefficient for Evaluating Wind Stress over the Oceans. J. Climate, 2, 1507-1516.

Trenberth, K. E., W. G. Large, and J. G. Olson, 1990: The Mean Annual Cycle in Global Ocean Wind Stress. J. Phys. Oceanogr., 20, 1742-1760.

Williamson, D. L., and J. G. Olson, 1994: Climate simulations with a Semi-Lagrangian version of the NCAR community climate model. Mon. Wea. Rev., 122, 1594-1610.

Williamson, D. L., and J. G. Olson, 1998: A comparison of semi-Lagrangian and Eulerian polar climate simulations. Mon. Wea. Rev., 126, 991-1000.

Williamson, D. L., J. G. Olson, and B. A. Boville, 1998: A comparison of semi-Lagrangian and Eulerian tropical climate simulations. Mon. Wea. Rev., 126, 1001-1012.

Williamson, D. L., and J. G. Olson, 2003: Dependence of aqua-planet simulations on time step. Q. J. R. Meteorol. Soc., 129, 2049-2064.

Phillips, T. J., G. L. Potter, D. L. Williamson, R. T. Cederwall, J. S. Boyle, M. Fiorino, J. J. Hnilo, J. G. Olson, S. Xie, J. J. Yio, 2004: Evaluating Parameterizations in General Circulation Models: Climate Simulation Meets Weather Prediction, Bull. Amer. Meteorol. Soc., 85, 1903-1915.
http://www-pcmdi.llnl.gov/projects/capt/publications/phillips_et_al_2004.pdf

Boyle, J. S., D. Williamson, R. Cederwall, M. Fiorino, J. Hnilo, J. Olson, T. Phillips, G. Potter, and S. Xie, 2005: Diagnosis of Community Atmospheric Model 2 (CAM2) in numerical weather forecast configuration at Atmospheric Radiation Measurement sites, J. Geophys. Res., 110, D15S15, doi:10.1029/2004JD005042
http://www.agu.org/journals/jd/jd0508/2004JD005042/2004JD005042.pdf

Williamson, D. L., J. Boyle, R. Cederwall, M. Fiorino, J. Hnilo, J. Olson, T. Phillips, G. Potter, and S. C. Xie, 2005: Moisture and temperature balances at the Atmospheric Radiation Measurement Southern Great Plains Site in forecasts with the Community Atmosphere Model (CAM2), J. Geophys. Res., 110, D15S16, doi:10.1029/2004JD005109.
http://www.agu.org/journals/jd/jd0508/2004JD005109/2004JD005109.pdf

Williamson, D. L., and J. G. Olson, 2007: A comparison of forecast errors in CAM2 and CAM3 at the ARM Southern Great Plains Site. J. Climate, 20, 4572-4585 http://www-pcmdi.llnl.gov/projects/capt/publications/Williamson-Olson_jclimate2007.pdf

Medeiros, B., B. Stevens, I. M. Held, M. Zhao, D. L. Williamson, J. G. Olson, and C. S. Bretherton, 2008: Aquaplanets, climate sensitivity, and low clouds. J. Climate, 21, 4974-4991 http://ams.allenpress.com/perlserv/?request=get-abstract&doi=10.1175%2F2008JCLI1995.1

Williamson, D. L., J. G. Olson, and C. Jablonowski, 2009: Two dynamical core formulation flaws exposed by a baroclinic instability test case. Mon. Wea. Rev., 137, 790-796. http://ams.allenpress.com/perlserv/?request=get-abstract&doi=10.1175%2F2008MWR2587.1&ct=1

Hannay, C., D. L. Williamson, J. J. Hack, J. T. Kiehl, J. G. Olson, S. A. Klein, C. S. Bretherton, and M. Koehler, 2009: Evaluation of Forecasted Southeast Pacific Stratocumulus in the NCAR, GFDL, and ECMWF Models. J. Climate, 22, 2871-2889 doi:10.1175/2008JCLI2479.1

Wu, M.-F., M. A. Geller, J. G. Olson, and M. E. Gelman, 1984: Troposphere-stratosphere (surface-55 km) monthly general circulation statistics for the Northern Hemisphere -- four year averages. NASA Technical Memorandum 86182, NASA/GSFC, Greenbelt, Maryland, 20771.

Trenberth, K. E., and J. G. Olson, 1987: Evaluation of global analyses. CAS/JSC Working Group on Numerical Experimentation "Research Activities in Atmospheric and Oceanic Modelling", WMO/TD-No. 200, 2.3-2.5.

Trenberth, K. E., and J. G. Olson, 1987: Evaluation of global data sets for climate studies. Climate Diagnostics Workshop, Salt Lake City, Utah, October 1987, 299-307.

Trenberth, K. E., and J. G. Olson, 1988: Evaluation of NMC Global Analyses: 1979-1987. NCAR Tech. Note NCAR/TN-299+STR, 82 pp.

Trenberth, K. E., and J. G. Olson, 1988: ECMWF Global Analyses 1979-1986. NCAR Tech. Note NCAR/TN-300+STR. 94 pp. + 12 fiche.

Trenberth, K. E., and J. G. Olson, 1988: Intercomparison of NMC and ECMWF global analyses: 1980-1986. NCAR Tech. Note NCAR/TN-301+STR, 81 pp.

Trenberth, K. E., and J. G. Olson, 1988: Observational data for CCM validation. In CCM Progress Report--October 1988. NCAR Tech. Note NCAR/TN-324+PPR, p 63.

Olson, J. G., and K. E. Trenberth, 1988: Variability of surface wind stress over the oceans. Climate Diagnostics Workshop, Cambridge, Mass., 31 October-4 November 1988, 118-126.

Trenberth K., J. Olson, and W.G. Large, 1989: A global ocean wind stress climatology based on ECMWF analyses. NCAR Tech. Note, NCAR/TN-338+STR. 93 pp.

Trenberth, K. E., and J. G. Olson, 1991: Representativeness of a 63-station Network for Depicting Climate Changes. M.E. Schlesinger (Editor), "Greenhouse-Gas-Induced Climate Change: A Critical Appraisal of Simulations and Observations."

Bath, L. M., J. M. Rosinski, J. G. Olson, 1992: User's Guide to NCAR CCM2. NCAR Tech. Note NCAR/TN-379+IA, 127 pp.

Kluzek, E. B., J. Olson, J. M. Rosinski, J. E. Truesdale, M. Vertenstein, 1999: User's Guide to NCAR CCM3.6. http://www.cgd.ucar.edu/cms/ccm3/ccm3lsm_doc/ccm3_doc/cover.html

Phillips, T. J., G. L. Potter, D. L. Williamson, J. S. Boyle, R. Cederwall, M. Fiorino, J. J. Hnilo, J. G. Olson, S. Xie, and J. Yio, 2003: The CCPP--ARM Parameterization Testbed (CAPT): A Strategic Plan, PCMDI/LLNL Technical Report UCRL--MI--150662--DR, 16 pps. http://www-pcmdi.llnl.gov/projects/capt/publications/whitepaper.pdf

Phillips, T. J., G. L. Potter, D. L. Williamson, R. T. Cederwall, J. S. Boyle, M. Fiorino, J. J. Hnilo, J. G. Olson, S. Xie, and J. J. Yio, 2003: The CCPP-ARM Parameterization Testbed (CAPT): Where Climate Simulation Meets Weather Prediction. PCMDI Report 70, 27pp, available from: http://www-pcmdi.llnl.gov/publications/pdf/rpt70.pdf

Phillips, T. J., G. L. Potter, D. L. Williamson, R. T. Cederwall, J. S. Boyle, M. Fiorino, J. J. Hnilo, J. G. Olson, S. Xie, and J. Yio, 2004: The CCPP-ARM Parameterization Testbed (CAPT): Evaluating climate models in a weather forecasting framework. http://ams.confex.com/ams/pdfpapers/73412.pdf

Cécile Hannay, Dave Williamson, Jerry Olson, Jim Hack and Jeff Kiehl (2007), Sensitivity to the CAM candidate schemes in climate and forecast runs along the Pacific Cross-section, CCSM Atmosphere Model Working Group (AMWG) Meeting, 29-31 January 2007, NCAR, Boulder, Colorado.

Cécile Hannay, Dave Williamson, Jim Hack, Jeff Kiehl, Jerry Olson, Chris Bretherton, Steve Klein and Martin Koehler (2007), Forecasts of Southeast Pacific Stratocumulus with the NCAR, GFDL and ECMWF Models, 3rd WGNE Workshop on Systematic Errors in Climate and NWP Models, February 12-16, 2007, San Francisco, California.

Cécile Hannay, Dave Williamson, Jim Hack, Jeff Kiehl, Jerry Olson, Chris Bretherton, Steve Klein and Martin Koehler (2007), Forecasts of the East Pacific Investigation of Climate (EPIC) column with the NCAR, GFDL and ECMWF Models, 12th Annual CCSM Workshop, 19-21 June 2007, Breckenridge, Colorado.

Cécile Hannay, Dave Williamson, Jim Hack, Jeff Kiehl, Jerry Olson, Steve Klein, Chris Bretherton, and Martin Koehler (2007), Forecasts of Southeast Pacific Stratocumulus with the CAM, CAM--UW, AM and ECMWF model, Research Reports, November 1, 2007, NCAR, Boulder, Colorado.

Cécile Hannay, Dave Williamson, Jerry Olson, Chris Bretherton, Sungsu Park , Matt Wyant and Martin Koehler (2008), Using satellite and in-situ observations to evaluate short-term forecasts of cloud-topped boundary layers with the Community Atmospheric Model. AGU Fall meeting, 15-19 December 2008, San Francisco, California.

Cécile Hannay, Dave Williamson, Jerry Olson, Rich Neale, Yaga Richter, Andrew Gettelman, Hugh Morrison, Sungsu Park, Chris Bretherton and Joao Teixeira (2008), Evaluating parameterized variables in CAM forecasts against satellite data along the GCSS Pacific cross--section. AGU Fall meeting, 15-19 December 2008, San Francisco, California.

Cécile Hannay, Dave Williamson, Jerry Olson, Rich Neale, Andrew Gettelman, Hugh Morrison, Sungsu Park and Chris Bretherton (2008), Short Term forecasts along the GCSS Pacific Cross-section: Evaluating new Parameterizations in the Community Atmospheric Model. 13th Annual CCSM Workshop, 17-19 June 2008, Breckenridge, Colorado.

Cécile Hannay, Dave Williamson, Jerry Olson, Rich Neale, Andrew Gettelman, Hugh Morrison, Sungsu Park and Chris Bretherton (2008), Short Term forecasts along the GCSS Pacific Cross-section: Evaluating new Parameterizations in the Community Atmospheric Model. 4th PAN-GCSS Meeting on advances in modeling and observing clouds and convection, 2-6 June 2008, Toulouse, France.