What were the three foci of Leta Stetter Hollingsworth's work?

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Leta Stetter Hollingsworth's work focused on three main areas: clinical psychology, the psychology of women, and professionalization. She was one of the first psychologists to specialize in the psychological treatment of children, and she contributed significantly to the development of intelligence testing. She was also a strong advocate for the professionalization of psychology, and she worked to establish ethical guidelines and standards of practice for the field. Additionally, Hollingsworth was a pioneer in the study of the psychology of women, and her research in this area served as a foundation for later feminist psychology.

What Were the Three Foci of Leta Stetter Hollingsworth's Work