Three Nobel Prizes in Physiology or Medicine were awarded to Belgians: Jules Bordet (Université libre de Bruxelles) in 1919, Corneille Heymans (University of Ghent) in 1938 and Albert Claude (Université libre de Bruxelles) together with Christian de Duve (Université catholique de Louvain) in 1974. François Englert (Université libre de Bruxelles) was awarded the Nobel Prize in Physics in 2013. Ilya Prigogine (Université libre de Bruxelles) was awarded the Nobel Prize in Chemistry in 1977. Two Belgian mathematicians have been awarded the Fields Medal: Pierre Deligne in 1978 and Jean Bourgain in 1994. Belgium was ranked 22nd in the Global Innovation Index in 2020, up from 23rd in 2019. 