Kevin Cossel is a research scientist and project leader in the Fiber Sources and Applications Group at the National Institute of Standards and Technology in Boulder, CO. His work focuses on field measurements of greenhouse gases and trace gases using a new technique, open-path dual-comb spectroscopy. He also works on using dual-comb spectroscopy to test and improve spectral databases. He was part of the WMO Study Group on Greenhouse Gas Monitoring. Kevin received a B.S. in Chemistry and Physics from Caltech and completed a Ph.D. in Chemical Physics from the University of Colorado Boulder.