summer school 2012 › instructors

Kevin Bowman 271x271

Kevin Bowman

Dr.Kevin Bowman is the Deputy Principal Investigator of the Tropospheric Emission Spectrometer onboard NASA’s AURA satellite. His research uses satellite data to constrain general circulation and chemical transport models through the use of optimal state estimation (data assimilation) techniques. Dr. Bowman is focused on the development of these techniques to better understand processes controlling ozone and their impact on air quality and climate, providing “top-down” constraints on carbon dioxide fluxes, and creating a framework to reduce uncertainty in the climate response to anthropogenic forcing.

Simona Bordoni

Simona Bordoni

Dr. Bordoni is an Assistant Professor of Environmental Science and Engineering

California Institute of Technology. She received a B.A. in Physics from the University of Rome Tor Vergatam, and received both masters and doctorate degrees in Atmospheric and Oceanic Sciences from the University of California at Los Angeles. Dr. Bordoni's research interests include monsoonal circulations, tropical dynamics, the general circulation of the atmosphere, mesoscale processes and their interactions with larger-scale circulations, dynamics of climate change. 

Amy Braverman

Amy Braverman

Dr. Amy Braverman is a Senior Statistician at the Jet Propulsion Laboratory in Pasadena, California. She received her doctorate in statistics from the University of California, Los Angeles (UCLA), a masters in Mathematics from UCLA, and a B.A. degree in economics from Swarthmore College, Swarthmore, PA, in 1982. She is a Senior Statistician at the Jet Propulsion Laboratory. Her research interests include information-theoretic approaches for the analysis of massive data sets, data fusion methods for combining heterogeneous, spatial and spatio-temporal data, and statistical methods for the evaluation and diagnosis of climate models, particularly by comparison to observational data. Dr. Braverman focuses on the use of remote sensing data, and has designed and analyzed new Level 3 data products for MISR and other NASA missions.

Eric Fetzer 271x271

Eric Fetzer

Dr. Eric Fetzer is the Project Scientist for the Atmospheric Infrared Sounder (AIRS) Project and a research Scientist at the Jet Propulsion Laboratory in Pasadena, California. His primary professional interest is in the study of atmospheric phenomena using satellite observations. Eric currently analyzes data from the Atmospheric Infrared Sounder, AIRS, instrument on NASA's Aqua spacecraft. The AIRS instrument collects high-resolution observations of Earth's atmosphere globally, the objectives being to improve both weather forecasting and our understanding of climate phenomena. Eric compares AIRS observations with those from other sources, especially weather balloons. The primary goal of this work is to determine how useful the AIRS observations are for scientific analysis. He also uses the AIRS data in conjunction with observations from other A-Train instruments to understand how temperature and water vapor from AIRS relate to cloud properties observed by other instruments. Eric's interests encompass the wide range of weather phenomena viewed from space, and he has an ongoing scientific interest in atmospheric moisture and its influences on weather and climate. Dr. Fetzer holds a bachelors degree in physics from the University of California, Berkeley, and a doctorate in atmospheric sciences from the University of Colorado, Boulder.

Matthew Lebsock

Matthew Lebsock

Dr. Lebsock is a research scientist at the Jet Propulsion Laboratory. He is an active member of the CloudSat algorithm development team responsible for development and maintenance of the operational CloudSat precipitation product. His technical expertise lies in the area of remote sensing of aerosols, clouds and precipitation. His research in the area of retrieval algorithms has centered on instrument synergy for the retrieval of marine boundary layer cloud properties from various A-Train sensors including CloudSat, Calipso, MODIS, and AMSR-E. A related research focus is on the exploitation of state of the art cloud observations to understand the role of marine boundary layer clouds and rain in the climate system and the interaction of these clouds with aerosols.

Sonya Legg

Sonya Legg

Dr. Legg is a research oceanographer in the Atmospheric and Ocean Sciences Program at Princeton University, based in the NOAA Geophysical Fluid Dynamics Laboratory. She received her B. A. in physics from Oxford University and her doctorate in dynamical meteorology and oceanography from Imperial College, University of London. Dr. Legg has also been an associate scientist at the Woods Hole Oceanographic Institution and a postdoctoral fellow at the Universities Corporation for Atmospheric Research. Her research focuses on turbulent mixing in the ocean, using numerical models to understand the processes involved. Dr. Leggs ultimate goal is the parameterization of these processes in large-scale models, and evaluation of the influence of small-scale mixing on large-scale ocean circulation and climate. 

Junjie Liu

Junjie Liu

Dr. Junjie Liu is a research scientist for the Tropospheric Emission Spectrometer, which flies onboard NASA’s AURA satellite. Her research interests include the development of data assimilation techniques in order to improve the use of satellite and ground-based observations to constrain model state variables, surface forcing and model parameters. At present, her work is focused on understanding the carbon cycle using advanced data assimilation techniques and satellite observations. Dr. Liu received her Ph.D. from the Atmospheric and Oceanic Science department at the University of Maryland in 2007, and was a research scholar at UC Berkeley prior to joining JPL.

Tony Freeman 271x271

Anthony Freeman

Dr. Tony Freeman is the Earth Science Manager of the Earth System Science Formulation Office at the Jet Propulsion Laboratory, which has a broad portfolio of earth science missions as well as planetary science missions. He has over 20 years experience as a technical manager, researcher, system designer and engineer, lecturer, project leader, and task leader. Previously, he was section manager of the Mission and Systems Architecture Section, responsible for leading up to 100 advanced mission studies per year and for developing the architecture of all new JPL missions, both planetary and earth science investigations. He was directly responsible for the mission and systems architecture process, which is the concept phase system design methodology at JPL. Dr. Freeman was the instrument manager for the LightSAR Radar Program. His responsibilities included the design and technology development for a lightweight, capable polarimetric, multimode spaceborne Synthetic Aperture Radar (SAR) for science and commercial use. He has been awarded the NASA Exceptional Service Medal for calibration of SIR-C mission data, numerous NASA new technology awards, and holds two patents. Dr. Freeman received his PhD in astrophysics and BS in mathematics from the University of Manchester Institute of Science and Technology in England.

Lee Fu 271x271

Lee-Lueng Fu

Dr. Lee-Lueng Fu is a JPL Fellow and Senior Research Scientist at the Jet Propulsion Laboratory, California Institute of Technology. He has been the Project Scientist for JPL’s satellite altimetry missions since 1988, including TOPEX/Poseidon, Jason-1, and Ocean Surface Topography Mission/Jason-2. He received a B.S. degree in Physics from National Taiwan University (1972) and a Ph.D. in Oceanography from Massachusetts Institute of Technology and Woods Hole Oceanographic Institution (1980). Dr. Fu's research has been focused on the dynamics of ocean waves and currents ranging from small-scale internal gravity waves to ocean basin-scale circulation. He is a member of the U.S. National Academy of Engineering, and a Fellow of the American Geophysical Union and the American Meteorological Society. Recently he was awarded the COSPAR International Cooperation Medal for his leadership in the development and continuation of satellite altimetry missions.

Peter Gleckler 271x271

Peter J. Gleckler

Peter Gleckler is a climate scientist in the Program for Climate Model Diagnosis and Intercomparison (PCMDI) at Lawrence Livermore National Laboratory. He has contributed to the design of benchmark climate modeling experiments such as the World Climate Research Programme's Atmospheric Model Intercomparison Project (AMIP) and more recently the Coupled Model Intercomparison Project (CMIP). He is currently leading an effort to establish community-based performance metrics for climate models, and is a Lead Author of the Working Group I Model Evaluation Chapter for the Intergovernmental Panel on Climate Change. His most recent research includes the detection and attribution upper ocean warming.

Jonathan Jiang

Jonathan Jiang

Dr. Jonathan Jiang is a Research Scientist at JPL’s Microwave Limb Sounder Team, and the Principal Investigator for two NASA programs (ROSES AST and COUND), which focus on the evaluation of IPCC AR5 climate model simulations of clouds and water vapor using satellite observations. Dr. Jiang’s current research interest lies in multi-satellite (especially A-Train) data analysis and application of satellite observations to evaluate global climate model simulations of clouds and water vapor. In 2010, he received a NASA Exceptional Achievement Medal.

Ron Kwok 271x271

Ron Kwok

Dr. Ron Kwok is a Senior Research Scientist at the Jet Propulsion Laboratory, California Institute of Technology. His research interests include the mass and energy balance of the Arctic and Southern Ocean ice cover and the role of the sea ice in global climate. His current focus is on the analysis of thickness, small-scale sea ice kinematics, time varying gravity from various spaceborne and airborne remote sensing instruments. He is a member of NASA’s ICESat-1&2 science teams and ESA’s CryoSat-2 Calibration/Validation team. Dr. Kwok received the NASA Exceptional Achievement Medal (2003), the NASA Exceptional Scientific Achievement Medal (2008), and JPL’s Ed Stone Award for outstanding research publication (2003, 2005) for his work on understanding the Arctic Ocean sea ice cover. He has published over 110 scientific papers and numerous articles on the state of the polar regions. He received his Ph.D. degree from Duke University, Durham, N.C. and was a postdoctoral fellow at the University of British Columbia, Vancouver, B.C. Dr. Kwok is a Fellow of the IEEE.

Chris Mattman

Chris Mattmann

Dr. Chris Mattmann is the Data System Lead for the Regional Climate Model Evaluation System (RCMES) and the JPL Snow Server and associated Airborne Snow Observatory (ASO) demonstration mission, managing and directing the team of developers building these data-intensive systems for the U.S. National Climate Assessment (NCA) for JPL PIs Dr. Duane Waliser and Dr. Tom Painter. Mattmann has worked at NASA and JPL for the last 12 years, and is the PI of several emerging NASA, DARPA and NSF "Big Data" software projects in the areas of climate science, defense, and radio astronomy. Mattmann is an Adjunct Assistant Professor at the University of Southern California teaching graduate courses in Software Architecture and Search Engines and Information Retrieval and he is a Visiting Researcher at the Joint Institute For Regional Earth System Science and Engineering (JIFRESSE) at UCLA. Mattmann has a Ph.D. in Computer Science from USC. His dissertation investigated a framework for exploring the tradeoffs between large scale data movement technologies in several national priority scenarios.

Graeme Stephens 271x271

Graeme Stephens

Dr. Graeme Stephens is the director of the Center for Climate Sciences at the Jet Propulsion Laboratory in Pasadena, California. He also serves as the Primary Investigator of NASA’s CloudSat Mission and associated research group. Prior to his position at the Jet Propulsion Laboratory, Dr. Stephens was a senior research scientist at the Commonwealth Scientific and Industrial Research Organisation (CSIRO) Division of Atmospheric Research, and was a University Distinguished Professor in the Department of Atmospheric Science at Colorado State University. In addition, Dr. Stephens was Editor of the Journal of the Atmospheric Sciences, a Member of the NASA/Tropical Rainfall Measuring Mission Science Team, Chairman of the National Science Foundation Facilities Advisory Panel, Chairman of the American Meteorological Society’s Committee on Atmospheric Radiation, Chairman of the World Meteorological Office Joint Scientific Committee Working Group on Radiation Fluxes, and was a Lead Author of the Working Group I Anthropogenic and Natural Radiative Forcing Chapter for the Intergovernmental Panel on Climate Change. Dr. Stephens' research activities focus on atmospheric radiation including the application of remote sensing in climate research to understand the role of hydrological processes in climate change.

Joao Teixeira 271x271

Joao Teixeira

In addition to his duties as Deputy Director of the Center for Climate Sciences, Dr. Teixeira is the new Science Team Leader for the Atmospheric Infrared Sounder Project and supervises the Climate Physics Group at the Jet Propulsion Laboratory. Prior to his work at JPL, Dr. Teixeira was a Senior Scientist at the NATO Undersea Research Centre in La Spezia, Italy, a UCAR Visiting Science Program Fellow at the Naval Research Laboratory, Monterey, California, and a research scientist at the European Centre for Medium-range Weather Forecasts near London, England. Dr. Teixeira's research interests include the link between turbulence, clouds and climate, and the use of a variety of models and observations to better understand the interactions between the Earth’s climate system and small-scale processes, such as turbulence, convection and clouds.

Duane Waliser 271x271

Duane Waliser

Dr. Duane Waliser is Chief Scientist, Earth Science and Technology Directorate, a Visiting Associate in the Geological and Planetary Sciences Division at Caltech and an Adjunct Professor in the Atmospheric and Oceanic Sciences Department at UCLA. His principle research interests lie in climate dynamics and in global atmosphere-ocean modeling, prediction and predictability, with emphasis on the Tropics. Dr. Waliser is a co-Chair of the joint World Climate Research Program (WCRP) - World Weather Research Program (WWRP)/THORPEX's Year of Tropical Convection (YOTC) research activity, a member of the CALIPSO/CloudSat Science Team, and co-chair of the WCRP-WWRP/THORPEX Madden-Julian Oscillation (MJO) Task Force. He joined JPL in 2004 with interests in utilizing new and emerging satellite data sets to study weather and climate as well as advance our model simulation and forecast capabilities, particularly for long-range weather and short-term climate applications. Prior to joining JPL, Dr. Waliser was an Associate Professor at the State University of New York, Stony Brook.

Yuk Yung 271x271

Yuk Yung

Dr. Yuk Yung is a Professor of Planetary Science in the Division of Geological and Planetary Sciences at the California Institute of Technology in Pasadena, California. He received a B.S. in Engineering Physics, from the University of California, Berkeley where he graduated with honors, and then received his doctorate from Harvard University where he became a Research Fellow and Lecturer in Atmospheric Sciences. He has served on two interplanetary spacecraft teams. On the Galileo mission to Jupiter,Dr. Yung served as the co-investigator on the Galileo Photopolarimeter Instrument, and on the Cassini mission to Saturn he served as the co-investigator, on the Cassini Ultraviolet Imaging Spectrometer Experiment. Dr. Yung has published 2 books and over 100 papers.