Jack Cochran is currently the Senior Director of Applications at VUV Analytics, a maker of vacuum ultraviolet (VUV) spectroscopy detectors for gas chromatography (GC). Jack developed the first QuEChERS sample preparation method for analysis of pesticides in cannabis by GC and liquid chromatography with mass spectrometry. He is a pioneer in GC separations of cannabis potency compounds and terpenes. His most recent laboratory projects include GC-VUV methods for analysis of terpenes and residual solvents. Jack serves on the Board of Directors and Organizing Committee for the North American Chemical Residue Workshop (NACRW).