Leadership

Co-Chairs

Jessie Creamean, Colorado State University, Fort Collins, USA 

Paul Zieger, Stockholm University, Stockholm, Sweden

Scientific Steering Committee, including Activity Liaisons

Hélène Angot,  Institut des Géosciences de l’Environnement, Grenoble, France (CATCH seminar series organization / newsletter editor)

Eija Asmi, Finnish Meteorological Institute

Rachel Chang, Dalhousie University

Anoop Mahajan, Indian Institute of Tropical Meteorology

Daiki Nomura, Hokkaido University, Hakodate, Hokkaido, Japan (SOLAS & BEPSII liaison)

Maria Sand, Center for International Climate Research

Kerri Pratt, University of Michigan, USA (PACES & IGAC liaison)

Early Career Leadership

Jakob Pernov, Queensland University of Technology, Australia  (CATCH seminar series organization)

Samantha Greeney, Colorado State University, USA (CATCH seminar series organization)

Megan Malpas, British Antarctic Survey, Cambridge, UK (CATCH seminar series organization)

Scientific Working Group Leadership

Saroma Sea Ice School 2026

Lead by:

• Daiki Nomura, Hokkaido University, Japan

• Jessie Creamean, CSU, USA

PICCAASO - Partnerships for Investigating Clouds and the Chemistry of the Atmosphere in Antarctica and the Southern Ocean

Lead by:

• Ruhi Humphries, CSIRO, Australia

• Marc Mallet, University of Tasmania, Australia

Arctic Bromine Model Intercomparison

Lead by:

• Jennie Thomas, Institut des Géosciences de l'Environnement, Grenoble, France

• Louis Marelle, Laboratoire Atmosphères, Observations Spatiales, Paris, France

Coupling of ocean-ice-atmosphere processes: from sea-Ice biogeochemistry to aerosols and Clouds (SCOR working group)

Lead by:

• Megan Willis, Colorado State University, Fort Collins, USA

• Nadja Steiner, Fisheries and Oceans Canada, Institute of Ocean Sciences, Sidney, Canada

ARTofMELT (Atmospheric rivers and the onset of sea ice melt) 2023

Lead by:

• Michael Tjernström, Institute for Meteorology, Stockholm University, Sweden

• Paul Zieger, Department of Environmental Science, Stockholm University, Sweden

International Polar Year 2032-33 Strategy & Planning

Lead by:

• Markus Frey, British Antarctic Survey, Cambridge, UK

• Hélène Angot, Institut des Géosciences de l’Environnement, Grenoble, France 

Past Leadership

Qianjie Chen, Hong Kong

Daun Jeong, USA

Luca Longetti, Switzerland

Bruno Delille, Belgium

Jochen Stutz, USA

Ruhi Humphries, Australia 

Millie Bond, UK

Manuel Dall’Osto, Spain

Katye Altieri, South Africa

Alfonso Saiz-Lopez, Spain

Jon Abbatt, Canada

Tom Douglas, USA

Paul Shepson, USA

James France, UK

V. Faye McNeill, USA

Anna Jones, UK

Cort Anastasio, USA

Kitae Kim, Korea

Paty Matrai, USA

Cristina Facchini, Italy

Jo Browse, UK 

Megan Willis, USA 

Jennifer G. Murphy, Canada

Gillian Young, UK