Conversation so far:
who is the 28th president of the united states
Thomas Woodrow Wilson served as the 28th president of the United States.
when was Woodrow Wilson president
Thomas Woodrow Wilson served as president of the United States from 1913 to 1921.
what was Woodrow Wilson's job before becoming president
After earning a Ph.D. in political science from Johns Hopkins University, Woodrow Wilson taught at various schools.
what was Woodrow Wilson's first political job
As governor of New Jersey from 1911 to 1913, Woodrow Wilson broke with party bosses and won the passage of several progressive reforms.

Question: what did he do after leaving the presidency
Self-contained rewrite: what did Woodrow Wilson do after leaving the presidency