Julia Sauer was a librarian and writer who attended the University of Rochester and the NY State Library School. She worked at the Rochester Public Library, but a vacation home in Nova Scotia gave her the setting for both Fog Magic and The Light at Tern Rock. [close] Born in Rochester, NY, Sauer was a librarian and writer who attended the University of Rochester and the NY State Library School. She worked at the Rochester Public Library, but a vacation home in Nova Scotia gave her the setting for both Fog Magic and The Light at Tern Rock.