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Tim O'Keefe	Professor, Director of Graduate Studies	Philosophy
Deirdre Oakley	Professor	Sociology
Kavita Oommen	Lecturer, Associate Chair	Biology
Nichole Orogun-Thomas	Grants & Contracts Officer II
Brittany Orr	Grants & Contracts Officer II
G. Scott Owen	Emeritus, Professor	Computer Science
Şeyda Özçalışkan	Associate Professor	Psychology