 In 1930 he founded the bimonthly "Corona," which was published until 1943 in Munich.With the start of the Second World War he devoted himself to the International Committee of the Red Cross and became its vice president.During the Second World War, many famous writers and journalists stayed in Bodmer's house in Zurich, including Rudolf Borchardt, Selma Lagerlöf, Rudolf Alexander Schröder, and Paul Valéry.