Steering Committee

The NDACC Steering Committee co-chairs and Science team members are typically elected every two years.

Last updated April 25, 2025.

Co-Chairs

Dr. Martine De Mazière
Institut royal d'Aéronomie Spatiale de Belgique (BIRA-IASB)
Brussels, Belgium
Dr. Irina Petropavlovskikh
CIESRDS and CIRES
University of Colorado
Colorado, USA

Executive Secretary

Dr. Reem Hannun
Atmospheric Science Branch
NASA Ames Research Center
California, USA

Meeting Coordinator

Ms. Lynn Kennedy
ESPO
NASA Ames Research Center
California, USA

Working Group Representatives

Dobson & Brewer
Mr. Glen McConville
Global Monitoring Laboratory
NOAA Earth System Research Laboratory
Colorado, USA
Dr. Alberto Redondas Marrero
Regional Brewer Calibration Center—Europe
Izaña Atmospheric Research Center
AEMET—Meteorological State Agency, Spain
Tenerife, Spain
FTIR
Mr. James W. Hannigan
Optical Techniques Project
Atmospheric Chemistry Observation and Modeling
National Center for Atmospheric Research
Colorado, USA
Dr. Emmanuel Mahieu
Institute of Astrophysics and Geophysics
University of Liège
Liège, Belgium
LIDAR
Dr. Thierry Leblanc
Table Mountain Facility
Jet Propulsion Laboratory
California, USA
Dr. Wolfgang Steinbrecht
Deutscher Wetterdienst
Meteorologisches Observatorium
Hohenpeissenberg, Germany
Microwave
Dr. Eliane Maillard Barras
Federal Office for Meteorology and Climatology
MeteoSwiss
Payerne, Switzerland
Dr. Gerald Nedoluha
Remote Sensing Division
Naval Research Laboratory
Washington, DC, USA
Sondes
Dr. Elizabeth Asher
CIRES/Global Monitoring Laboratory
NOAA Earth System Research Laboratory
Colorado, USA
Dr. Ryan Stauffer
Goddard Space Flight Center
National Aeronoautics and Space Administration
Maryland, USA
Dr. Roeland Van Malderen
Royal Meteorological Institute of Belgium 
Brussels, Belgium
 
Spectral UV
Dr. Raul R. Cordero
Departamento de Física
Universidad de Santiago de Chile
Santiago, Chile
Prof. Dr. Gunther Seckmeyer
Institute for Meteorology and Climatology
University of Hannover
Hannover, Germany
UV Visible
Dr. Karin Kreher
BK Scientific GmbH
Alexandra, New Zealand
Dr. Michel Van Roozendael
Institut royal d'Aéronomie Spatiale de Belgique (BIRA-IASB)
Brussels, Belgium
Satellite
Dr. Jean-Christopher Lambert
Institut royal d'Aéronomie Spatiale de Belgique (BIRA-IASB)
Brussels, Belgium
Dr. Takafumi Sugita
Global Atmospheric Chemistry Section, Earth Science Division
National Institute for Environmental Studies (NIES)
Tsukuba, Japan
Theory & Analysis
Dr. Sarah A. Strode
Morgan State University
NASA, Goddard Space Flight Center
Maryland, USA
Dr. Bärbel Vogel
Institut für Energie- und Klimaforschung (IEK)
Forschungszentrum Jülich GmbH
Jülich, Germany

Cooperating Network Representatives

AERONET/MPLNET Dr. Edward Nowottnick
National Aeronautics and Space Administration (NASA)
Goddard Space Flight Center (GSFC)
Maryland, USA
 
AGAGE Prof. Ronald G. Prinn
Director, Center for Global Change Science
Massachusetts Institute of Technology
Massachusetts, USA
 
Professor Ray F. Weiss
Scripps Institution of Oceanography
University of California
California, USA
 
BSRN Dr. Laura D. Riihimaki
Global Monitoring Laboratory
National Oceanic and Atmospheric Administration
Colorado, USA
 
EUBREWNET Dr. Alberto Redondas Marrero  
GRUAN Dr. Ruud Dirksen
GRUAN Lead Center
Deutscher Wetterdienst
Richard Assmann Observatorium
Lindenberg, Germany
 
Dr. Fabio Madonna
University of Salerno
Italy
 
NOAA/GML/HATS Dr. Bradley D. Hall
Global Monitoring Laboratory
NOAA Earth System Research Laboratory
Colorado, USA
 
PGN Dr. Angelika Dehn
Sensor Performance, Products, and Algorithm Section
Earth Observation Ground Segment Department
ESA/ESRIN
Frascati, Italy
 
Dr. Barry Lefer
Earth Science Division
Headquarters, National Aeronautics and Space Administration
Washington, DC, USA
 
SHADOZ Dr. Ryan Stauffer  
TCCON Dr. Nicholas Deutscher 
Centre for Atmospheric Chemistry 
University of Wollongong 
Australia
 
Dr. Debra Wunch
Department of Physics
University of Toronto
Toronto, Canada 
 

Emeritus Representatives

Dr. Geir O. Braathen (SC Chair 2004-2013)
World Meteorological Organization (retired)
Mr. Paul V. Johnston (UVVis WG Co-Chair)
National Institute of Water and Atmospheric Research (NIWA)
Lauder, New Zealand
Dr. Michael J. Kurylo (SC Co-Chair 1989-2011)
Universities Space Research Association (retired)
Maryland, USA
Dr. Anne M. Thompson (SC Co-Chair 2014-2021)
Senior Scientist, Atmospheric Chemistry (Emeritus)
Earth Sciences Division
NASA Goddard Space Flight Center)
Maryland, USA
Mrs. Kathy Thompson (SC Executive Secretary 1994-2024)
Colorado, USA

Ex-Officio Representatives

Dr. Bojan Bojkov (EUMETSAT Representative)
Remote Sensing and Products Division, EUMETSAT
Darmstadt, Germany
Dr. Francesco Cairo (Italian Representative)
Dipartimento Terra e Ambiente
Istituto di Scienze dell'Atmosfera e del Clima
Consiglia Nazionale delle Ricerche
Roma, Italy
Dr. Gao Chen (NASA Langley Data Host Facility Representative)
NASA, Langley Research Center
Virginia, USA
Dr. Angelika Dehn (ESA/ESRIN Representative)
Dr. Jean-François Doussin (CNRS Representative)
Laboratoire Interuniversitaire des Systèmes Atmosphériques
Institut National des Sciences de l'Univers du CNRS
Creteil, France
Dr. Richard Engelen (ECMWF Representative)
Deputy Head, Copernicus Atmosphere Monitoring Service (CAMS)
European Centre for Medium-Range Weather Forecasts (ECMWF)
Reading,United Kingdom
Dr. Sophie Godin-Beekmann (SPARC and International Ozone Commission Representative)
Observatoire de Versailles Saint-Quentin-en-Yvelines
Laboratoire Atmosphères, Milieux, Observations Spatiales (LATMOS)
Institut Pierre-Simon Laplace (IPSL)
Guyancourt, France
Dr. Aleksandr N. Gruzdev (Russian Representative)
A.M. Obukhov Institute for Atmospheric Physics
Russian Academy of Sciences
Moscow, Russia
Dr. Nis Jepsen (Greenland Representative)
Research and Development Department
Danish Meteorological Institute (DMI)
Copenhagen, Denmark
Dr. Kenneth W. Jucks (NASA Representative)
Earth Science Division, DK
Headquarters, National Aeronautics and Space Administration
Washington, DC, USA
Dr. Sumin Kim (Korean Representative)
Korea Meteorological Administration
South Korea
Dr. Pal Laj (WMO GAW Representative)
Global Watch Atmospheric Programme
World Meteorological Organization
Geneva, Switzerland
Professor Tao Li (Chinese Representative)
Department of Geophysics and Planetary Science
University of Science and Technology of China
Hefei, China
Dr. Thierry Marbach (EUMETSAT Co-Representative)
Remote Sensing and Products Division
EUMETSAT
Darmstadt, Germany
Prof. Akira Mizuno (Japanese Co-Representative)
Institute for Space-Earth Environmental Research (ISEE)
Nagoya University
Nagoya, Japan
Dr. Hideaki Nakajima (Japanese Co-Representative)
Center for Global Environmental Research
National Institute for Environmental Studies (NIES)
Tsukuba, Japan
Dr. Tuukka Petäjä (ACTRIS Representative)
Institute for Atmospheric and Earth System Research (INAR)/Physics
University of Helsinki
Helsinki, Finland
Dr. Richard Querel (NIWA Lauder Representative)
National Institute of Water and Atmospheric Research(NIWA)
Lauder, New Zealand
Dr. Henry B. (Rennie) Selkirk (NASA Representative)
Earth Science Division, DK
Headquarters, National Aeronautics and Space Administration
Washington, DC, USA
Dr. Kimberly Strong (Canadian Representative)
Department of Physics
University of Toronto
Toronto, Canada
Dr. Brian Vasel (NOAA Representative)
Global Monitoring Laboratory
NOAA Earth System Research Laboratory
Colorado, USA
Dr. Holger Vömel
In Situ Sensing Facility
Earth Observing Laboratory, FL-1
National Center for Atmospheric Research
Colorado, USA
Dr. Professor Pucai Wang (Chinese Representative)
Laboratory for Middle Atmosphere and Global Environment Observation (LAGEO)
Institute of Atmospheric Physics
Chinese Academy of Sciences
Beijing, China
Dr. Jeannette D. Wild (NDACC Data Host Facility Manager and Webmaster)
University of Maryland, College Park
Earth System Science Interdisciplinary Center (ESSIC)
NOAA/NESDIS/ Center for Satellite Applications and Research (STAR)
Maryland, USA