Of the following, who did not win a directing Oscar for his film directorial debut?
Orson Welles (CITIZEN KANE)*
Jerome Robbins (WEST SIDE STORY, which he co-directed with Robert Wise)
Robert Redford (ORDINARY PEOPLE)
James L. Brooks (TERMS OF ENDEARMENT)
Welles did, however, share an Oscar for writing the CITIZEN KANE screenplay with  Herman J. Mankiewicz.
The first year actual Oscar statuettes were awarded in the supporting actor categories was
1929
1936
1945*
1956
In 1945, full-size statuettes replaced the previously awarded plaques.
