Her photography of animals is regarded for its capability to show a wide range of expressions and feelings that are comparable to that of a seasoned actor or actress. Jill Greenberg’s photographs, and her artistic manipulation of them before publishing, has sometimes been controversial and she dubbed herself “The Manipulator”. Greenberg’s work and career has also focused intermittently on feminist issues, starting with her senior thesis, “The Female Object”. Greenberg is credited in the commercial photography industry as having produced several unique styles that have since been emulated by other photographers.