he taught at Northwestern until earning his AM degree in 1937 .
He attended the University of Manitoba from 1925 to 1927 , then immigrating to the United States where he attended Northwestern University , graduating in 1931 .
he taught at Northwestern University until earning his AM degree in 1937 .
He attended the University of Manitoba from 1925 to 1927 , then immigrating to the United States where he attended Northwestern University , graduating in 1931 .