Tom O'Callaghan is a Senior Lecturer of Sustainable Dairy Processing in the School of Food and Nutritional Sciences, University College Cork (UCC), Ireland, where he leads the Food Chemistry and Production Research Group. The group's research focuses on safe, sustainable, and efficient food processing across the supply chain, with particular emphasis on dairy. Prior to joining UCC in 2020, he was Research Officer responsible for Dairy Chemistry in Teagasc, the Irish Agriculture and Food Development Authority. He obtained a B.Sc. in Food Science from UCC in 2014 and completed a Ph.D. in Teagasc Moorepark Food Research Center in collaboration with UCC between 2015 and 2018. Tom is a principal investigator with the Dairy Processing Technology Centre and is a funded investigator with Science Foundation Ireland centers VistaMilk and the Co-Centre for Sustainable Food Systems.