Albert Jacob Cardozo was born in
Philadelphia,
Pennsylvania, as the son of Ellen Hart and Michael H. Cardozo,
Sephardic Jews of the
Portuguese Jewish community. Sephardi Jews immigrated to the colonies in the 17th and 18th centuries from
London. Her parents, Sara Seixas and Isaac Mendes Seixas Nathan, were also Sephardic
Jews in New York City. Among their children was a daughter Nell and fraternal twins,
Benjamin (future
U.S. Supreme Court justice) and Emily, 11 years younger. After Rebecca died when the twins were young, Nell had a key role in rearing them. ==Career==