2007 - Professor Francis Edward Su
Harvey Mudd College ("Preference Sets, Graphs, and Voting in Agreeable Societies") poster
2006 - Professor Jeffrey Lagarias
University of Michigan ("Mathematical Crystals and Quasicrystals") poster
2005 - Professor Ronald Graham
University of California, San Diego ("Searching for the Shortest Network") poster
2004 - Professor Georgia Benkart
University of Wisconsin ("Ladies of the Ring: A Tale of Two Women and Their Mathematics") poster
2003 - Professor Edward Scheinerman
Johns Hopkins University ("Mathematics Through Games") poster
2002 - Professor Underwood Dudley
DePauw University ("Why Teach Mathematics?") poster
2001 - Professor Emeritus Carl Pomerance
University of Georgia & Bell Laboratories ("Babe Ruth, Hank Aaron, Paul Erdos, and Me")
2000 - Professor Lenore Blum
Carnegie Mellon University ("Complexity and Real Computation--Where Turing Meets Newton")
1999 - Dr. William R. Pulleyblank
Director of Mathematical Sciences in IBM's Research Division and Director of the IBM Deep Computing Institute ("Duality and Mathematical Optimization")
1998 - Professor Maynard Thompson
Indiana University ("Stratified Population Models and Applications in Ecology")
1997 - Professor David Bressoud
Macalester College ("Alternating Sign Matrix Conjecture")
1996 - Professor Robert Bryant
Duke University ("The Notions of Area and Volume and Geometry: From the Greeks to the Moderns")
1995 - Professor William Dunham
Muhlenberg College ("A Tribute to Euler"), author of Journey Through Genius, The Mathematical Universe, and Euler: Master of Us All
1994 - Professor Robert Devaney
Boston University ("The Fractal Geometry of the Mandelbrot Set ")
1993 - Professor Brian White
Stanford University ("On Beyond Infinity")
1992 - Professor Victor Klee
The University of Washington, Seattle ("Some Unsolved Problems in Intuitive Geometry")