It was Coolidge's controversial nomination of this man as an associate Supreme Court justice that first prompted the Senate to ask members to appear before the Judiciary Committee.  
From 1910 to 1924 he served as dean at the Columbia University School of Law.  At that point he was appointed attorney general and spearheaded the reform movement in the Justice Department in the wake of the Teapot Dome Scandal.  It was Coolidge's controversial nomination of this man as an associate Supreme Court justice that first prompted the Senate to ask members to appear before the Judiciary Committee.  Presiding over few major decisions except for Korematsu, FTP, name this man appointed chief justice by FDR in 1941.
From 1910 to 1924 he served as dean at the Columbia University School of Law.  
Harlan Fiske Stone