I lead the atmospheric dynamics group at NASA Goddard Institute for Space Studies and have a joint affiliation with the NASA Global Modeling and Assimilation Office.
Currently, I am co-leading two international activities oriented at improved understanding of ozone-circulation coupling in the atmosphere:
https://teams.issibern.ch/info-qbo/
https://www.aparc-climate.org/activities/working-groups/quoca/
I am also on the steering committees of the APARC-endorsed Chemistry Climate Modeling and Quasi Biennial Oscillation Initiatives.
I am also Chair of the American Meteorological Society Middle Atmosphere Committee. Check us out on bluesky.