Dorothea Crewdson does not appear to be a widely recognized figure in history, literature, or popular culture based on the information available up to October 2023. It's possible you may be referring to a less well-known individual or have the name slightly mistaken.
If you meant "Dorothea Lange," she was a famous American photographer known for her work during the Great Depression, particularly the iconic image "Migrant Mother." If you provide more context or specify what you would like to know, I'd be happy to help!