Robert (Bob) Connelly is a mathematician specializing in discrete geometry and rigidity theory. He is best known for discovering embedded flexible polyhedra. One such polyhedron is in the National Museum of American History.

Connelly received his Ph.D. from University of Michigan in 1970. He is currently a professor at Cornell University. His recent interests include tensegrities and carpenter's ruler problem.

[edit] External links

• Personal home page
• Cornell Mathematics Department web page (with a picture)
• Robert Connelly at the Mathematics Genealogy Project
• Why Things Don't Fall Down – A Lecture About Tensegrity by Robert Connelly
• Mathematical Treasures of the Smithsonian Institution – Allyn Jackson, AMS Notices, vol. 46, no. 5 (May 1999), 528-534.