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The **Carl B. Allendoerfer Award** is presented annually by the Mathematical Association of America (MAA) for "expository excellence published in *Mathematics Magazine*."^{[1]} it is named after mathematician Carl B. Allendoerfer who was president of the MAA 1959–60.^{[2]}

Recipients of the Carl B. Allendoerfer Award have included:^{[3]}^{[4]}

Recipient | Year | Article |
---|---|---|

David Hunter and Chisondi Warioba | 2022 | Segregation Surfaces |

Beth Malmskog and Kathryn Haymaker | 2020 | What (Quilting) Circles Can Be Squared? |

William Dunham | 2019 | The Early (and Peculiar) History of the Möbius Function |

Jordan Bell and Viktor Blåsjö | 2019 | Pietro Mengoli’s 1650 Proof that the Harmonic Series Diverges |

Fumiko Futamura and Robert Lehr | 2018 | A New Perspective on Finding the Viewpoint |

Brian Conrey, James Gabbard, Katie Grant, Andrew Liu, and Kent Morrison | 2017 | Intransitive Dice |

Vladimir Pozdnyakov and J. Michael Steele | 2017 | Buses, Bullies, and Bijections |

Julia Barnes, Clinton Curry, Elizabeth Russell, and Lisbeth Schaubroeck | 2016 | Emerging Julia Sets |

Irl Bivens and Ben Klein | 2016 | The Median Value of a Continuous Function |

Daniel Heath | 2015 | Straightedge and Compass Constructions in Spherical Geometry |

Andrew Beveridge and Stan Wagon | 2015 | The Sorting Hat Goes to College |

Sally Cockburn and Joshua Lesperance | 2014 | Deranged Socks |

Susan Marshall and Donald Smith | 2014 | Feedback, Control, and Distribution of Prime Numbers |

Khristo N. Boyadzhiev | 2013 | Close Encounters with the Stirling Numbers of the Second Kind |

Adrian Rice and Ezra A. Brown | 2013 | Why Ellipses Are Not Elliptic Curves |

P. Mark Kayll | 2012 | Integrals Don't Have Anything to Do with Discrete Math, Do They? |

John A. Adam | 2012 | Blood Vessel Branching: Beyond the Standard Calculus Problem |

Curtis D. Bennett, Blake Mellor, and Patrick Shanahan | 2011 | Drawing a Triangle on the Thurston Model of Hyperbolic Space |

Gene Abrams and Jessica Sklar | 2011 | The Graph Menagerie: Abstract Algebra and the Mad Veterinarian |

David Speyer and Bernd Sturmfels | 2010 | Tropical Mathematics |

Ezra Brown and Keith Mellinger | 2010 | Kirkman's Schoolgirls Wearing Hats and Walking Through Fields of Numbers |

Jeff Suzuki | 2009 | A Brief History of Impossibility |

Vesna Stojanoska and Orlin Stoytchev | 2009 | Touching the Z2 in Three-Dimensional Rotations |

Chris Christensen | 2009 | Polish Mathematicians Finding Patterns in Enigma Messages |

Eugene Boman, Richard Brazier, and Derek Seiple | 2008 | Mom! There's an Astroid in My Closet! |

Saul Stahl | 2008 | The Evolution of the Normal Distribution |

Carl V. Lutzer | 2007 | Hammer Juggling, Rotational Instability, and Eigenvalues |

Jeff Suzuki | 2006 | The Lost Calculus (1637-1670): Tangency and Optimization without Limits |

Robb T. Koether and John K. Osinach, Jr. | 2006 | Outwitting the Lying Oracle |

Roger B. Eggleton and William P. Galvin | 2005 | Upper Bounds on the Sum of Principal Divisors of an Integer |

Charles I. Delman and Gregory Galperin | 2004 | A Tale of Three Circles |

Ezra Brown | 2003 | The Many Names of (7,3,1) |

Dan Kalman | 2003 | Doubly Recursive Multivariate Automatic Differentiation |

Mark McKinzie and Curtis Tuckey | 2002 | Higher Trigonometry, Hyperreal Numbers, and Euler's Analysis of Infinities |

James N. Brawner | 2001 | Dinner, Dancing, and Tennis, Anyone? |

Raphael Falk Jones and Janice L. Pearce | 2001 | A Postmodern View of Fractions and the Reciprocals of Fermat Primes |

Donald Teets and Karen Whitehead | 2000 | The Discovery of Ceres: How Gauss Became Famous |

Donald G. Saari and Fabrice Valognes | 1999 | Geometry, Voting, and Paradoxes |

Victor Klee and John R. Reay | 1999 | A Surprising but Easily Proved Geometric Decomposition Theorem |

Dan Kalman, Robert Mena, and Shahriar Shahriari | 1998 | Variations on an Irrational Theme-Geometry, Dynamics, Algebra |

Lin Tan | 1997 | The Group of Rational Points on the Unit Circle |

Colm Mulcahy | 1997 | Plotting and Scheming with Wavelets |

Daniel J. Velleman and Gregory S. Call | 1996 | Permutations and Combination Locks |

Judith Grabiner | 1996 | Descartes and Problem-Solving |

Tristan Needham | 1995 | The Geometry of Harmonic Functions |

Lee Badgett | 1995 | Lazzarini's Lucky Approximation of pi |

Joan P. Hutchinson | 1994 | Coloring Ordinary Maps, Maps of Empires, and Maps of the Moon |

Xun-Cheng Huang | 1993 | From Intermediate Value Theorem to Chaos |

David Logothetti | 1992 | Cube Slices, Pictorial Triangles, and Probability |

Israel Kleiner | 1992 | Rigor and Proof in Mathematics: A Historical Perspective |

Gulbank D. Chakerian | 1992 | Cube Slices, Pictorial Triangles, and Probability |

Ranjan Roy | 1991 | The Discovery of the Series Formula for π by Leibniz, Gregory, and Nilakantha |

Ronald L. Graham | 1990 | |

Martin Gardner | 1990 | |

Fan Chung | 1990 | Steiner Trees on a Checkerboard |

Thomas Archibald | 1990 | Connectivity and Smoke-Rings: Green's Second Identity in Its First Fifty Years |

Kenneth C. Millett | 1989 | |

W.B. Raymond Lickorish | 1989 | The New Polynomial Invariants of Knots and Links |

Judith Grabiner | 1989 | The Centrality of Mathematics in the History of Western Thought |

Steven Galovich | 1988 | Products of Sines and Cosines |

Bart Braden | 1988 | Pólya's Geometric Picture of Complex Contour Integrals |

Paul Zorn | 1987 | The Bieberbach Conjecture |

Israel Kleiner | 1987 | The Evolution of Group Theory: A Brief Survey |

Saul Stahl | 1986 | The Other Map Coloring Theorem |

Bart Braden | 1986 | Design of an Oscillating Sprinkler |

Philip D. Straffin, Jr. | 1985 | Parliamentary Coalitions: A Tour of Models |

Bernard Grofman | 1985 | |

Frederick S. Gass | 1985 | Constructive Ordinal Notation Systems |

Judith Grabiner | 1984 | The Changing Concept of Change: The Derivative from Fermat to Weierstrass |

Clifford Wagner | 1983 | A Generic Approach to Iterative Methods |

Donald Koehler | 1983 | Mathematics and Literature |

Marjorie Senechal | 1982 | Which Tetrahedra Fill Space? |

J. Ian Richards | 1982 | Continued Fractions without Tears |

Donald E. Sanderson | 1981 | Advanced Plane Topology from an Elementary Standpoint |

Stephen B. Maurer | 1981 | The King Chicken Theorems |

Ernst Snapper | 1980 | The Three Crises in Mathematics: Logicism, Intuitionism, and Formalism |

Victor Klee | 1980 | Some Unsolved Problems in Plane Geometry |

Doris Schattschneider | 1979 | Tiling the Plane with Congruent Pentagons |

Bruce C. Berndt | 1979 | Ramanujan's Notebooks |

David A. Smith | 1978 | Human Population Growth: Stability or Explosion? |

Geoffrey C. Shephard | 1978 | Tilings by Regular Polygons |

Branko Grünbaum | 1978 | |

B.L. van der Waerden | 1977 | Hamilton's Discovery of Quaternions |

Joseph A. Gallian | 1977 | The Search for Finite Simple Groups |

**^**Allendoerfer Award, MAA, retrieved 2014-04-30.**^**Carl Barnett Allendoerfer, 1959-1960 MAA President, MAA, retrieved 2014-04-30.**^**"Carl B. Allendoerfer Awards | Mathematical Association of America".*www.maa.org*. Retrieved 2016-08-04.**^**Jaguszewski, Janice M. (1997).*Recognizing excellence in the mathematical sciences : an international compilation of awards, prizes, and recipients*. Greenwich, Conn.: JAI Press. ISBN 0-7623-0235-6. OCLC 37513025.