Niels Henrik David Bohr (1885 – 1962) was a Danish physicist who proposed and later confirmed the structure of the atom. He is responsible for the initiation of quantum theory and was awarded the Nobel Prize in Physics in 1922.
Dietrick Bonhoeffer (1906-1945) was a German pastor, theologian and anti-Nazi dissident. He was opposed to Hitler’s genocide of the Jews, and ran “underground seminaries” during the war. In 1943 he was imprisoned by the Gestapo. Bonhoeffer was executed in the spring of 1945.