From 1942 to 1946 , Rosenwald was one of the UJA 's three national chairmen , leading the first campaign to raise more than $100 million .
From 1942 to 1946 , Rosenwald led campaigns again from 1955 to 1957 .
From 1942 to 1946 , Rosenwald was one of the UJA 's three national chairmen , leading the first campaign to raise more than $100 million , and led campaigns again from 1955 to 1957 .