He joined the University of Nebraska faculty in 1940 as an instructor.

He received a law degree the following year and joined the school's faculty as an instructor, remaining until 1935.

He had joined the staff there in 1980 as a clinical instructor.

In 1883 he joined Lehigh as an instructor of mathematics and astronomy.

He joined the Princeton faculty as an instructor in 1947.

He joined the Penn faculty as an instructor in 1949 and became a full professor in 1963.

He joined the faculty at Chicago as an instructor in 1937.

He joined Hunter College in 1928 as an instructor and later became an associate professor.

He joined Emory as an instructor in 1941 and remained there his entire career.

After his retirement in 1980, he joined the People's Association as an instructor for drama groups.