Dr. Thomas Shellhammer is the Nor’Wester Endowed Professor of Fermentation Science at Oregon State University and a global authority on beer quality, hop chemistry, and the science of flavor in brewing. His research examines how hops, yeast, and brewing processes shape beer aroma, taste, and stability, and he is a prolific author and international speaker as well as a past president of the American Society of Brewing Chemists and a Fellow of the Institute of Brewing and Distilling.