Passage: Mileva Marić (Serbian Cyrillic: Милева Марић; December 19, 1875 – August 4, 1948), sometimes called Mileva Marić-Einstein or Mileva Marić-Ajnštajn, was a Serbian physicist and the first wife of Albert Einstein from 1903-19. She was the only woman among Einstein's fellow students at Zürich's Polytechnic and was the second woman to finish a full program of study at the Department of Mathematics and Physics. Marić and Einstein were collaborators and lovers and had a daughter Lieserl in 1902, whose fate is unknown. They later had two sons, Hans Albert and Eduard.

Question: What was the profession of Einstein's first wife?
physicist