Javier is Professor of Nutrition and Metabolism at the University of Bath. Javier joined the Department for Health at the University of Bath in 2014 as a Lecturer (Assistant Professor) before being promoted to Senior Lecturer (Associate Professor) in 2017, Reader (Associate Professor) in 2020 and Professor of Nutrition and Metabolism in 2022. He is also a consultant to sports teams and industry. His research is focussed on carbohydrate and fat metabolism and he has published >100 peer-reviewed papers on these topics. In recognition of this work, he received theJulie Wallace Award 2018by the Nutrition Society. He is also Associate Editor for the International Journal of Sport Nutrition & Exercise Metabolism.