Niels Bohr

Niels Bohr, much like Schrödinger's cat, exists in a superposition of "Jew" and "Not a Jew" — at least ancestrally. His mother, Ellen Adler Bohr, hailed from a prominent Danish-Jewish family. His father, Christian Bohr, was a devout Lutheran and a distinguished physiologist. Niels himself was baptized as a Lutheran and remained outwardly a member of the Danish National Church, presumably to keep the peace at the dinner table, or perhaps because quantum physics was complicated enough without adding religious dogma to the mix.

Despite his formal religious affiliation, Bohr maintained some ties to his Jewish heritage, particularly through his family's intellectual traditions. He became a beacon of intellectual freedom, famously offering asylum to Jewish physicists fleeing Nazi Germany. His institute in Copenhagen became a temporary haven for many brilliant minds, a less dramatic, but equally impactful, version of an atomic bomb shelter.

Bohr's greatest kvell-worthiness comes not from his religious identity, but from his monumental contributions to science. He developed the Bohr model of the atom, which, while later superseded, was a crucial stepping stone to quantum mechanics. His work on complementarity and the Copenhagen interpretation of quantum mechanics cemented his place as one of the most influential physicists of the 20th century. He even had an element (Bohrium) named after him. Pretty good for a guy whose Jewishness was, shall we say, in a superposition.