Nicola Tesla (1856 – 1943) was an eccentric inventor. Tesla is the inventor of alternating current electricity, radar, x-ray photography, wireless communication, and solar power. His AC power is still the world standard for electricity to this day.
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.