

Department of Mathematics,
Kenyon College 307 Rutherford B. Hayes Hall, 201 North College Road, Gambier, OH 43022 
email: holdenerj@kenyon.edu office: (740) 427 5266 
Number Theory, Algebra, Dynamical Systems, Mathematical Biology
EDUCATION:
UNIVERSITY OF ILLINOIS, Urbana, Illinois
Ph.D. in Mathematics (Algebraic Ktheory), May, 1994
M.S. in Mathematics, May, 1989
KENT STATE UNIVERSITY, Kent, Ohio
B.S. in Mathematics, 1987, Summa Cum Laude, Phi Beta Kappa
APPOINTMENTS:
2010  present: Full Professor, Kenyon College
2008 2011: Chair of Mathematics, Kenyon College
2007  2011: John B. McCoy Distinguished Teaching Chair, Kenyon College
2003  present: Associate Professor, Kenyon College
20042005: Visiting Professor, University of Colorado  Boulder
1997  2003: Assistant Professor, Kenyon College
1994  1997: Assistant Professor, United States Air Force Academy
1987  1994: Teaching/Research Assistant, University of Illinois  Urbana
1989  1990: Consultant, Wolfram Research, Inc., Urbana, Illinois
AWARDS AND HONORS:
Distinction in Faculty Mentoring Award, Kenyon College (2011)
Mathematical Association of America's Ohio Section Award for Distinguished Teaching
of Mathematics (2008)
John B. McCoyBanc One Distinguished Teaching Chair, Kenyon College (2007)
Tomsich Science Award, Kenyon College (2003)
Board of Trustees Junior Teaching Award, Kenyon College (2003)
Project NexT Fellow (19951996)
Tony M. Johnson Excellence in Teaching Award, Air Force Academy (1995)
Instructor of the Year in Mathematics, U.S. Air Force Academy (1995)
Outstanding Teacher Award, University of Illinois  Urbana (1994)
Phi Kappa Phi, University of Illinois (1990)
Phi Beta Kappa, Kent State University, junior inductee (1986)
RECENT PUBLICATIONS:
(* indicates that the coauthor is/was a Kenyon student)
Rafferty K.* and J. Holdener. "On the Form of Multiperfect Numbers," Pi Mu Epsilon Journal (to appear)
Uhl J.J., and J. Holdener. “BioCalc at Illinois” (to appear in an upcoming volume of MAA Notes)
J.A. Holdener. "Two Sums of Sines and Cosines," Mathematics Magazine, 82(2) (Apr., 2009) pp. 126
Kennard L.* and M. Zaremsky*, J. Holdener. "Generalized ThueMorse sequences and the von Koch Curve," International Journal of Pure and Applied Mathematics, 37(3) (2008)
Stanton W.* and J. Holdener. "Abundancy `outlaws` of the form $(\sigma(N)+t)/N$," The Journal of Integer Sequences, 10 (2007), Article 07.9.6
Holdener J.A. and E.J. Holdener. "A Cryptographic Scavenger Hunt," Cryptologia, 31 (2007) 316323
J.A. Holdener. "Conditions Equivalent to the Existence of Odd Perfect Numbers," Mathematics Magazine, 79(5) (2006) 389391
J.A. Holdener. "Productfree Sets in the Card Game Set," PRIMUS: Problems, Resources, and Issues in Mathematics Undergraduate Studies, 15(4) (2005) 289297
J.A. Holdener. "Visualizing Patterns in the Integers relating to the Abundancy Index,” Proceedings of the `Art and Math = X’ Conference, University of Colorado, Boulder (2005)
Ma J.* and J.A. Holdener. “When ThueMorse meets Koch, ” Fractals:
Complex Geometry, Patterns, and Scaling in Nature and Society, 13
(2005) 191206
J.A. Holdener. "Art and Design in Mathematics," The Journal of
Online Mathematics and its Applications, 4 (2004)
Holdener J.A. and K. Howard. "Parametric Plots: A Creative Outlet," The Journal of Online Mathematics and its Applications, 4 (2004)
Holdener J.A. and A. Wagaman.* "A Classification of Periodic Turtle Sequences," The International Journal of Mathematics and Mathematical Sciences, 34 ( 2003) 21932201
J.A. Holdener. "A Theorem of Touchard and the Form of Odd Perfect Numbers," The American Mathematical Monthly, 109 (2002) 661663
SELECTED PRESENTATIONS:
"Perfect and Abundant Numbers: a Perfect and Abundant Source for Undergraduate Research Projects," Undergraduate Mathematics Day, University of Dayton, Dayton, OH, November, 2011; Invited Address
"Mental Imagery in Mathematics," Calculus Communication Circles,
University of Akron, Akron, OH, October, 2011; Invited Speaker
"Technology and Inquirybased Learning," Legacy of R.L. Moore Conference,
Washington D.C., June, 2011; Invited Speaker
"Why Math is Fun: Convergence, Connections and the Great Unknown," Reunion Weekend, Kenyon College, Gambier OH, May, 2011
"The Spiraling Art of Mollusks," Sinclair Community College, Dayton, OH, May, 2011; Invited Speaker
"When ThueMorse Meets Koch" Mathematical Association of America’s Allegheny Mountain Section Meeting. Clarion University. Clarion, PA, April, 2011; Invited Address
"Calculus Reform: 25 Years Later," AMS/MAA joint winter meeting. New Orleans, LA, January, 2011; Invited Panelist
"The Spiraling Art of Mollusks" and "Spiraling Integer Patterns via Painting and Proof,” two talks for “Math Day” at St. Norbert's College, De Pere, WI, November, 2010; Keynote Speaker
"The Spiraling Art of Mollusks," a talk for the Women in Mathematics
Colloquium (funded by the NSF), St. Mary's College, Winona, MN, Nov., 2010;
Invited Speaker
"Mental Imagery in Mathematics,” Workshop on Reasoning and SenseMaking
in the Mathematics Curriculum, Mathematical Sciences Research Institute, Berkeley,
CA, June, 2010
“Modeling Seashell Form,” Capital University, Columbus, OH, May,
2010; Invited Speaker
“When ThueMorse meets Koch,” Klempner Colloquium series, University
of Colorado, Boulder, CO, April, 2010; Invited Speaker
"Perceptions of Student Respect," Oxford Roundtable: Women in the
Academy, Oxford University, England, March, 2010; Invited Speaker
“Conducting Research with Undergraduates,” AMS/MAA joint winter meeting. San Francisco, CA, January, 2010; Invited Panelist
"Investigating the Mathematical Biology of Metabolic Scaling using Manduca InSTaRs (interdisciplinary Science Training and Research)," an MAA poster session for projects supported by the NSF. AMS/MAA joint winter meeting. San Francisco, CA, January, 2010
"Mental Imagery in Mathematics" Mathematical Association of America’s Ohio Section Meeting. Kenyon College. Gambier, OH, October 31, 2009; Invited Address
“Patterns of Perfection,” Carleton College, Summer Math Program for Women, Northfield, MN, June, 2009; Invited Speaker
"Understanding Patterns of Perfection within the Integers via Painting and Proof," Cleveland State University, Cleveland, OH, May, 2009; Invited Speaker
“Spiraling Seashell Surfaces” and “Spiraling Primes and Primary Spirals,” two talks for “Math Day” at the University of Findlay, Findlay, OH, March, 2009; Invited Speaker
"Understanding Patterns of Perfection within the Integers via Paintings, Proofs and Undergraduates," Northern Arizona University, Flagstaff, AZ, April 2008.
"The Abundancy Spiral," Mathematical Association of America’s Ohio Section Meeting. Marietta College. Marietta, OH. April 12, 2008.
"Modeling Seashell Form," Capital University, Columbus, OH, March, 2008; Invited Speaker
"Spiraling Primes and Primary Spirals," Kenyon College Presidential Lecture. February, 2008
"Generalized ThueMorse sequences and the von Koch Curve," International Conference of Applied Mathematics and Computing. Plovdiv, Bulgaria, August 1218, 2007.
"Understanding Patterns of Perfection within the Integers via Painting and Proof," United States Military Academy, West Point, NY, September, 2006
"Perfect Numbers and the Abundancy Index," Ohio Wesleyan University, Delaware, OH. November, 2005
"An Algebraic Formulation of the Card Game SET," Mathematical Association of America’s Ohio Section Meeting. Ashland University. Ashland, OH. October, 2005
“When ThueMorse meets Koch, ” American Mathematical Society Eastern Section Meeting, Bard College, AnnandaleonHudson, NY.October, 2005. (Invited Speaker)
“Visualizing Patterns in the Integers relating to the Abundancy Index,” Art + Math = X Conference, University of Colorado, Boulder, CO. June, 2005
“A Glimpse of Mathematics in Quilting,” Boulder Public Library, Boulder, CO. June 5, 2005.
“The Ancient Mystery of Perfect and Multiply Perfect Numbers,” Metro State University, Denver, CO. April, 2005.
“The Ancient Mystery of Perfect and Multiply Perfect Numbers,” Colorado College, Colorado Springs, CO. April, 2005.
“The Ancient Mystery of Perfect Numbers,” University of Colorado, Boulder, CO. January, 2005.
“When ThueMorse meets Koch,” American Mathematical Society national
meeting. Atlanta, GA. January, 2005. (Poster Presentation)
“Appropriate Uses of Technology in the Collegiate Mathematics Classroom,”
American Mathematical Society national meeting. Atlanta, GA. January, 2005.
(Invited Panelist)
“Sagebrush, Turtles, and Snowflakes,” Mathematical Association
of America’s Ohio Section Meeting. University of Cincinnati. Cincinnati,
OH. March 26, 2004 (Invited Address)
“Confessions of a Mutant Mathematician,” a departmental colloquium
at The Ohio State University, Columbus, OH. May 21, 2002 (Invited Speaker)
“On a Theorem of Touchard and the Form of Odd Perfect Numbers,” Mathematical Association of America’s Ohio Section Meeting. Xavier University. Cincinnati, OH. April 5, 2002
“Undergraduate Research in Mathematics,” American Mathematical
Society national meeting. San Diego, CA. January, 2002. (Invited Panelist)
“Increasing Accessibility of Examples in Abstract Algebra Using GAP,”
American Mathematical Society national meeting. New Orleans, LA. January, 2001.
“Models of Life: A Mathematics Course for Nonmajors,” Mathematical Association of America’s Ohio Section Meeting. Wittenberg University. Springfield, OH. October, 2000.
“The Capstone Experience,” a panel discussion at the Mathematical Association of America’s Section Meeting. Huntington, WV. April, 2000.
“Choosing a Way to Teach Calculus,” a panel discussion for the Project NExT workshop at the Mathematical Association of America’s Annual Meeting. Providence, R.I. July, 1999. (Invited Panelist)
“SelfSimilarity and Spiral Growth,” Youngstown State University. March, 1999.
“Changing the Culture: Case Studies from Project NExT,” Board of Mathematical Sciences Annual Chairs Colloquium: Leading, Innovating, and Succeeding, a national conference sponsored by the National Research Council for department chairs of Mathematics. November 13  14, 1998, Washington, DC (Invited Panelist)
“Odd Shapes and Strange” Surfaces,” a presentation for Sonia Kovalevsky Day (workshop for talented female high school students of Pennsylvania). Clarion University. Clarion, PA. May 15, 1998. (Invited Address)
“Invariants and Algebraic Ktheory,” a talk in coordination with the Five Colleges Speaker Circuit, Oberlin College. Oberlin, OH. March, 1998.
“Undergraduate Mathematics Education: Visions for the Future,” a panel discussion at the American Mathematical Society’s Annual National Meeting. San Diego, CA. January 9, 1997.
“Algebraic Ktheory and the Goodwillie Group,” a departmental colloquium at the University of Colorado. Boulder, CO. November 18, 1996. (Invited Speaker)
“Implementing Calculus Reform at the United States Air Force Academy,”
a panel presentation at the Symposium on Implementing Reform in Mathematics
and the Sciences. Scottsdale, AZ. June 7  8, 1996. (Invited Speaker)
GRANTS:
NSF: UBM Group “Investigating the Mathematical Biology of Metabolic Scaling using Manduca InSTaRs (Interdisciplinary Science Training and Research)”; Undergraduate Biology and Mathematics Grant (#0827208). CoPI. Total Award: $236,410. Award Period: 200811
NSFCCLI: “Development and Dissemination of Computational Science Educational Materials and Curricula at the Undergraduate Level”  Biomathematics modules (subcontractor). Grantee Institution: Capital University, Columbus, OH. (#9952806). Total Award: $480,020. Subcontract Amount: $10,000. Award Period: 200710
“Generalized ThueMorse Sequences and the von Koch Curve,” Kenyon College Faculty Development Grant, 2007. Amount: $1900
“Information Literacy in Number Theory at Kenyon College”, an Andrew W. Mellon Information Literacy Grant, 2002. Amount: $3000
“Handson Learning in Calculus via Computerbased Projects”, an Andrew W. Mellon Enhanced Learning through Collaboration Grant, in collaboration with Keith Howard (Kenyon College) and Lewis Ludwig, Zaven Karian (Denison University). 2002. Amount: $12,250
“Increasing Accessibility of Examples in Abstract Algebra Using Computerbased Projects”, an Andrew W. Mellon Enhanced Learning through Collaboration Grant, in collaboration with Peter Blanchard (Denison University). 2000. Amount: $8,134
OTHER PROFESSIONAL EXPERIENCE:
Published Book Reviews: Roots to Research: A Vertical Development of Mathematical Problems, by Judith and Paul Sally, in the American Mathematical Monthly (Vol. 116, No. 8, Oct., 2009), Vector Calculus, by Miroslav Lovric in the Read This! MAA Online Book Review (June, 2007); Prime Numbers: the Most Mysterious Numbers in Math, by David Wells in MAA Reviews (February, 2007); Sophie's Diary: A Historical Fiction, by Dora Musielak in the Read This! MAA Online Book Review column (September, 2006); Math & Bio 2010: Linking Undergraduate Disciplines, edited by Lynn Arthur Steen in the Read This! MAA Online Book Review column (May, 2005); Mathematical Models in Biology: An Introduction, by Elizabeth Allman and John Rhodes in the Read This! MAA Online Book Review (June, 2004)
Reviewing Experience for Professional Journals: Mathematical Reviews (2006present); The Journal of Number Theory (2003present); The American Mathematical Monthly (2001present); The College Math Journal (2008present); Fractals: Complex Geometry, Patterns, and Scaling in Nature and Society; PRIMUS: Problems, Resources, and Issues in Mathematics Undergraduate Studies, (1996present). JOMA: The Journal of Online Mathematics and its Applications, (200004); member of the initial review board for JOMA (Swarthmore College. August, 2000)
Grant Reviews: Enhanced Learning through Collaboration and Technology grant proposals for the Mellon Foundation (June, 1999); National Science Foundation, Instrumentation Laboratory Improvement grant proposals (January, 1998); National Science Foundation, Course and Curriculum Development and Undergraduate Faculty Enhancement (January, 1996)
Director of KAP Calculus:  I lead outreach work with high school math teachers from across Ohio, who are teaching Calculus at their schools for Kenyon credit through the Kenyon Articulation Program (2000present)
Volunteer Math Teacher:  Taught weekly math lessons for the Wiggin Street Elementary School kindergarten class in Gambier, OH (20062007)
Faculty Mentoring: Organized a series of teaching discussions/presentations for faculty at Kenyon (topics included: designing and delivering effective lectures, fuzzy grading, the merits and perils of PowerPoint; running successful undergraduate research programs, teaching with the Socratic Method, crazy but effective things teachers do in the classroom, leading effective discussions, 200711); Presented in Kenyon’s new faculty orientation program (20022004, 200710); Served as a mentor for four doctoral students in mathematics at the Ohio State University, as part of the collaborative “Preparing Future Faculty” program (200304, 200607, 200809, 201112); Served as a Consultant for Project NExT, a professional development program of the Mathematical Association of America for faculty new to the teaching profession (200405)
Editorial Experience: Member of the Editorial Board for PRIMUS: Problems, Resources, and Issues in Mathematics Undergraduate Studies, (2006present); Associate Editor of Mathematica Militaris, the bulletin of the mathematics departments of the United States military service academies (19951996)
Service to the Mathematics Community: Member of CONSTUM, the Committee on Student Members for the Ohio section of the Mathematical Association of America (200006); Member of CONSACT, the Committee on Section Activities for the Ohio section of the Mathematical Association of America (2006present); List Manager for the Project NExT electronic mailing list, a mailing list for mathematics faculty new to the profession (1997present)
CITIZENSHIP:
Faculty Governance:
Chair of the Mathematics Department (200811)
Chair of the Faculty Affairs Committee (200708)
Member of the Executive Committee (200708)
Member of Faculty Affairs Committee (200507)
Member of the Curriculum Policy Committee (200004)
 LBIS subcommittee (200203)
 Quantitative Reasoning Subcommittee (200001)
Member of the StudentFaculty Senate (19982000)
 Pledge Review subcommittee (199899)
 Sexual Harassment Policy subcommittee (199800)
Search Committee Membership:
Curator of Education and Interpretive Programs (Spring/Summer, 2011; Hired Robert
Colby)
Director of the new Art Gallery (Spring/Summer, 2010; hired Natalie Marsh)
Head Men's Basketball Coach (Spring, 2010; hired Dan Priest)
Chair for the threeyear visiting position in Mathematics (200809; hired Marie
Snipes)
Associate Director of the Career Development Center (Spring, 2007; hired Miles
Larson)
Visiting faculty position in Philosophy (Spring, 2007; hired Don Asselin)
Head Women's Volleyball Coach (Summer, 2006; hired Adrienne Delph)
LBIS Library and Technology Consultant position (Fall, 2005)
Associate Director of the Career Development Center (20032004; hired John Beck)
Tenuretrack faculty position in Psychology (20022003; hired Paula Millin)
Cochair for the tenuretrack position in Math/Biology (20012002; hired Michael
Radmacher)
LBIS Library Technology Consultant and 2 Systems Analysts (Spring, 2001)
LBIS Librarian and Technology Consultant (Spring, 2000; hired Mary Stettner)
Visiting faculty positions in Mathematics (Spring, 2000; Fall, 1997)
Tenuretrack faculty position in Mathematics (Spring, 1999; hired Albin Jones)
LBIS Director of Information Access (Summer, 1998; hired Oscar Will)
Other College Service:
Kenyon Web Redesign Committee (20072008)
Health Professions Advisory Committee (19992008)
Chair of the Health Professions Advisory Committee (20022003)
Member of the Faculty Lectureships Committee (19982004)
Sexual Misconduct Advisor (2000 – 2003)
Recruiting for Admissions  I participate regularly on panels, presentations
and tours for Kenyon visit days (1999present)
Produced a 50 minute CD titled "The Fascination of the Prime Numbers"
for Kenyon donors
Presented several general audience math talks for Kenyon parents and alumni
Departmental Service:
Coordinator of Putnam Exam (19972003, 2006)
Coordinator of the Five Colleges Contest (200003, 200507)
Coordinator of the Five Colleges Speaker Circuit (200608)
Coordinated redesign of Math Department website (Summer, 2003)
Coauthored the document describing the Honors Program in Mathematics (Spring,
1999)
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