Complex sentence: Alma Lutz moved to Boston in 1918, where she attended the Boston University School of Business Administration, and she joined the National Woman's Party as one of their writers and at the same time specialized in biographies of women with a prominent role in American History.
Split into simpler sentences: Alma Lutz moved to Boston in 1918, where she attended the Boston University School of Business Administration. She joined the National Woman's Party as one of their writers and at the same time specialized in biographies of women with a prominent role in American history.