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| 2012 | Melanie Wood | The Chemistry of Primes |
| 2011 | Margaret Wright | You Can't Top This: Making Things Better with Mathematics |
| 2010 | Nathaniel Dean | Incomprehensibility |
| 2009 | Persi Diaconis | The Mathematics of Perfect Shuffles |
| 2008 | John Conway | The Symmetries of Things |
| 2007 | Donald E. Knuth | NegaFibonacci Numbers and the Hyperbolic Plane |
| 2006 | Donald G. Saari | Ellipses and Circles? To Understand Voting Problems??! |
| 2005 | Arthur Benjamin | Proofs That Really Count: The Art of Combinatorial Proof |
| 2004 | Joan P. Hutchinson | When Five Colors Suffice |
| 2003 | Robert L. Devaney | Chaos Games and Fractal Images |
| 2002 | Frank Morgan | Soap Bubbles: Open Problems |
| 2001 | Thomas Banchoff | Twice as Old, Again, and Other Found Problems |
| 2000 | John Ewing | The Mathematics of Computers |
| 1999 | V. Frederick Rickey | The Creation of the Calculus: Who, What, When, Where, Why |
| 1998 | Joseph A. Gallian | Breaking Driver's License Plate Codes |
| 1997 | Philip D. Straffin Jr. | Excursions in the Geometry of Voting |
| 1996 | J. Kevin Colligan | Webs, Sieves and Money |
| 1995 | Marjorie Senechal | Tilings as Differential Gratings |
| 1994 | Colin Adams | Cheating your way to the Knot Merit Badge |
| 1993 | George Andrews | Ramanujan for Students |
| 1992 | Underwood Dudley | Angle Trisectors |
| 1991 | Henry Pollack | Some Mathematics of Baseball |
| 1990 | Ronald L. Graham | Combinatorics and Computers |
| 1989 | Jane Cronin Scanlon | Entrainment of Frequency |
| 1988 | Doris Schattschneider | You, Too, Can Tile the Conway Way |
| 1987 | Clayton W. Dodge | Reflections of a Problems Editor |
| 1986 | Paul Halmos | Problems I Cannot Solve |
| 1985 | Ernst Snapper | The Philosophy of Mathematics |
| 1984 | John L. Kelley | The Concept of Plane Area |
| 1983 | Henry Alder | How to Discover and Prove Theorems |
| 1982 | Israel Halperin | The Changing Face of Mathematics |
| 1981 | E. P. Miles Jr. | The Beauties of Mathematics |
| 1980 | Richard P. Askey | Ramanujan and Some Extensions of the Gamma and Beta Functions |
| 1979 | H. Jerome Kiesler | Infinitesimals: Where They Come From and What They Can Do |
| 1978 | Herbert E. Robbins | The Statistics of Incidents and Accidents |
| 1977 | Ivan Niven | Techniques of Solving Extremal Problems |
| 1976 | H. S. MacDonald Coxeter | The Pappus Configuration and Its Groups |
| 1975 | J. Sutherland Frame | Matrix Functions: A Powerful Tool |
