Beginning in 1946 , Frank also began teaching a regular course on legal fact - finding at Yale Law School , and in 1951 he moved from New York City to New Haven , Connecticut , preferring to live closer to Yale .
Beginning in 1946 , Frank also began teaching a regular course on legal fact - finding at Yale Law School which '' emphasized the parts that human fallibility and partisanship play in the trial court processes '' . 
 In 1951 he moved from New York City to New Haven , Connecticut , preferring to live closer to Yale .