McGill University Sue Hays Whitesides is a Canadian mathematician and computer scientist, a professor emeritus of computer science and the chair of the computer science department at the University of Victoria in British Columbia, Canada.

[1][2] Her research specializations include computational geometry and graph drawing.

Whitesides received her Ph.D. in mathematics in 1975 from the University of Wisconsin–Madison, under the supervision of Richard Bruck.

[3] Before joining the University of Victoria faculty, she taught at Dartmouth College and McGill University;[3] at McGill, she was director of the School of Computer Science from 2005 to 2008.

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