Wax elected to major in psychology at the University of California, Berkeley.

On October 7, 1848, he was elected professor of mathematics at the University of Wisconsin.

In 1827, he was elected as the first professor in Midwifery at the University of London.

Cohen was elected to the chair of medicine at the University of Liverpool in 1934.

In 1895, he was elected chair of Mathematics at the University of Arkansas, remaining there until 1897.

In 1968 he was elected lecturer in law at the University of Bonn.

In 1970 he was elected as permanent professor at the University of Bonn in 1973 while imprisoned by the dictatorship.

In 1857 he was elected as the first professor of general history at the University of Zagreb.

In 1951 he was elected Full Professor at the University of Geneva.

In 1888, he was elected the first Professor of Chinese at the University of Cambridge.