Gérard Liger-Belair is Full Professor of chemical physics at the University of Reims Champagne-Ardenne, France. He is the author of over 200 scientific and technical articles on effervescence in champagne and other sparkling beverages. In addition to his academic achievements, he is the recipient of several national and international awards, and for the past twenty years he has collaborated with food companies such as Coca-Cola, Moët & Chandon, Mumm Perrier Jouët, Vranken Pommery, Danone, Diageo, and inBev. He has shared his knowledge about bubbles with a wider audience through his microphotography exhibitions, several Radio and TV shows, and in popular science magazines.