language

nationality

American

scientific organization

Hungarian Academy of Sciences

occupation / innovator as

psychologist

American Academy of Arts and Sciences

anthropologist

German Academy of Sciences Leopoldina

National Academy of Sciences

 was originally primate communication, but gestural rather than vocal.

Michael Tomasello, see it developing from the cognitively controlled aspects of primate communication, these being mostly gestural as opposed to vocal.[11][12] Where vocal precursors are concerned many continuity theorist envisage language evolving from early human capacities for song.[, (wikipedia).

Michael TomaselloThinkers

Michael Tomasello