In this Sunday, Dec. 6, 2020, photo provided by Nobel Prize Outreach, Louise Glück stands beside the medal awarded to her for the 2020 Nobel Prize in Literature outside her home in Cambridge, Mass. The pomp and ceremony of the Nobel prize ceremonies were altered this year amid measures to slow the spread of the coronavirus. Instead, the laureates' achievements are being rewarded at low-key ceremonies where they live or work. (Daniel Ebersole/ Nobel Prize Outreach via AP)

In this Sunday, Dec. 6, 2020, photo provided by Nobel Prize Outreach, Louise Glück poses outside her home n Cambridge, Mass., where she was awarded a medal for the 2020 Nobel Prize in Literature. The pomp and ceremony of the Nobel prize ceremonies were altered this year amid measures to slow the spread of the coronavirus. Instead, the laureates' achievements are being rewarded at low-key ceremonies where they live or work. (Daniel Ebersole/ Nobel Prize Outreach via AP)

FILE - In this file photo dated Friday, Oct. 9, 2020, a woman wearing a face mask walks past a sign at the entrance of the United Nations World Food Program (WFP), in Rome, after the WFP won the 2020 Nobel Peace Prize. Because of the global coronavirus pandemic the pomp and ceremony of the Nobel prize ceremonies has been reined in this year, with no glitzy banquet honoring winners. (AP Photo/Gregorio Borgia, FILE)

In this Sunday, Dec. 6, 2020, photo provided by Nobel Prize Outreach, Louise Glück holds the medal awarded to her for the 2020 Nobel Prize in Literature is displayed outside her home in Cambridge, Mass. The pomp and ceremony of the Nobel prize ceremonies were altered this year amid measures to slow the spread of the coronavirus. Instead, the laureates' achievements are being rewarded at low-key ceremonies where they live or work. (Daniel Ebersole/ Nobel Prize Outreach via AP)

In this Sunday, Dec. 6, 2020, photo provided by Nobel Prize Outreach, the medal awarded to Louise Glück for the 2020 Nobel Prize in Literature is displayed outside her home in Cambridge, Mass. The pomp and ceremony of the Nobel prize ceremonies were altered this year amid measures to slow the spread of the coronavirus. Instead, the laureates' achievements are being rewarded at low-key ceremonies where they live or work. (Daniel Ebersole/ Nobel Prize Outreach via AP)

Stockholm City Hall is lit up with art inspired by the discovery of black holes, during the Nobel Week Lights in Stockholm, Sweden, Saturday Dec. 5, 2020. The Nobel Week is opening with a visual projections light display in Stockholm. (Jessica Gow / TT via AP)