Which scholar proposed the idea that male hominins needed their hands free to carry food back to females and babies,waiting at a home base?

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The scholar who proposed this idea is C. Owen Lovejoy, specifically in his paper titled "The Origin of Man", published in 1981. Lovejoy argued that the development of bipedalism in early hominins was linked to the need to carry food back to a home base, where females and infants were located. This theory is known as "provisioning hypothesis".

Which Scholar Proposed the Idea That Male Hominins Needed Their