The foundation was established in New York in 1943 by Joan Whitney Payson in cooperation with the estate planning of her mother , Helen Hay Whitney ( 1875 - 1944 ) .
Head entity: joan whitney payson Q518668 10 11 12
Tail entity: helen hay whitney Q5702437 23 24 25
Relation (head \u2192 tail): P40
Inverse relation (tail \u2192 head): P25