Background
O'Neill, William P. was born on September 14, 1951 in Joplin, Missouri, United States.
O'Neill, William P. was born on September 14, 1951 in Joplin, Missouri, United States.
University of Kansas (Bachelor of Arts, 1973). University of Michigan (Juris Doctor, 1976).
Worked at Crowell & Moring LLP. Admitted to the bar, 1976, Illinois. 1982, District of Columbia.
Phi Beta Kappa.