My Research

My research focuses on understanding and predicting Earth system processes across timescales, with emphasis on subseasonal-to-seasonal variability, atmospheric dynamics, and Earth system model development.

Areas of Expertise


  • Earth system predictability across timescales
  • Subseasonal-to-seasonal predictability
  • Earth system model development
  • Gravity waves and their parameterizations in global models
  • Middle atmospheric dynamics
  • Quasi-biennial oscillation
  • Whole atmosphere modeling


Current Projects

  • Lead, Earth System Predictability Across Timescales (ESPAT) Initiative
  • Cooperative Agreement to Analyze Variability, Change and Predictability in the Earth System (CATALYST)


Past Projects

  • Quasi-biennial Oscillation Initiative (QBOi)
  • Subseasonal-to-Seasonal (S2S)/Earth System Prediction via Earth System Prediction Workging Group (ESPWG)