The 2020 Nobel Prizes were awarded by the Nobel Foundation, based in Sweden. Six categories were awarded: Physics, Chemistry, Physiology or Medicine, Literature, Peace, and Economic Sciences. Due to the COVID-19 pandemic, programming for Nobel Week was limited, with some ceremonies and events taking place virtually. Controversies. Chemistry. The Chemistry Prize's awarding to Charpentier and Doudna provoked debates about who "discovered" CRISPR, with some arguing that scientists like Feng Zhang or Virginijus Šikšnys should have been properly credited. Changes. Each prize's awarding amount increased from 9 million Swedish krona to 10 million.