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Selected Presentations

  • "Selecting Diverse Committees with Candidates from Multiple Categories" in the AMS Special Sessions on The Mathematics of Decisions, Election, and Games at the Joint Mathematics Meetings, San Diego, California, January 12, 2013.

  • "Who has power in the Electoral College? You might be surprised", invited speaker at Ohio MAA Section Meeting, Baldwin Wallace University, Berea, Ohio, October 19, 2012, and Math Department Seminar, Providence College, November 7, 2012.

  • "Reading and Writing in Mathematics Classes", Ohio MAA Section NExT workshop, Baldwin Wallace University, Berea, Ohio, October 19, 2012.

  • "Getting your students to read their calculus text", an invited workshop for Project NExT, Boulder, Colorado, July 30, 2003, Providence, Rhode Island, August 10, 2004, Knoxville, Tennesee, August 6, 2006, and Lexington, Kentucky, August 3, 2011.

  • "Voting, Geometry, and Non-Political Elections", a workshop presented for the Math for America NYC Professional Development and Outreach Group, New York City, January 22, 2011.

  • "How NOT to be the Center of Attention" at the Northeastern Section of the MAA Project NExT workshop during the Spring NES/MAA Meetings, Salve Regina University, Newport, Rhode Island, June 10, 2010.

  • "Selecting Diverse Committees" with Donald Saari, in the AMS Special Session on Voting Theory at the Joint Mathematics Meetings, San Francisco, January 14, 2010.

  • "Hurricane Katrina Documentaries, Made in Norton, MA" in the Wheaton Tech N Talk lunch series, describing a documentary project completed by the students in my Fall 2008 First Year Seminar, April 14, 2009.

  • "A Little Geometry, a Little Linear Algebra, and a Lot of Insight into Voting", Mathematics Department Seminar, Salem State College, Salem, Massachusetts, March 25, 2009.

  • "Selecting Diverse Committees", at the meetings of the Public Choice Society, Las Vegas, Nevada, March 6, 2009.

  • "Getting Your Students to Read the Text", a faculty development workshop at the Center for the Enhancement of Teaching and Learning, Georgia Tech University, February 19, 2009.
  • "A Little Geometry, a Little Linear Algebra, and a Lot of Insight into Voting", Math Awareness Month talk at Worcester Polytechnic Institute, Worcester, Massachusetts, April 17, 2008.

  • "A Little Geometry, a Little Linear Algebra, and a Lot of Insight into Voting" and "Voters Vote & Candidates Win: What’s so hard about that?", invited talks at the Spring Meeting of the Indiana Section of the MAA, St. Mary's College, South Bend, Indiana, March 28--29, 2008.

  • "Mathematical and Statistical Consulting at Wheaton College" at MathFest, San Jose, California, August 5, 2007.

  • "Voters Vote & Candidates Win: What’s so hard about that?", at the Pi Mu Epsilon and Tau Sigma Kappa induction ceremony for Manhattan College, April 19, 2007.

  • Member of the Project NExT panel "Becoming a Leader in Your Department", at the Joint Mathematics Meetings, New Orleans, Lousianna, January 5, 2007.

  • "Voting, Geometry, and Lewis Carroll" at the Brown University Graduate Seminar, November 1, 2006.

  • "Selecting Committees" at the meetings of the Public Choice Society, New Orleans, Lousianna, March 11, 2005.
  • "Waffle cones, ribbons, and barbershop poles" at Bridgewater State College, Bridgewater, Massachusetts, November 8, 2004.

  • "A graph theoretic approach to the selection of committees" at the Institute of Public Economics, Graz University, Austria, March 16, 2004.

  • "Selecting committees with incomplete preferences" at the workshop Analysis and Design of Electoral Systems at Mathematisches Forschungsinstitut Oberwolfach, Germany, March 10, 2004.

  • Co-organizer and presenter in the session "A Workshop on Student Writing - A Hands on Approach", sponsored by the MAA Committee on the Teaching of Undergraduate Mathematics at MathFest, Boulder, Colorado, August 2, 2003.

  • "What could be easier than voting? When good voting methods go bad", at Bridgewater State College, April 25, 2003.

  • "Encouraging Students through Reading and Writing in Mathematics Courses", an invited presentation at the workshop Changing the Nature of Undergraduate Science and Mathematics Teaching at the IMPACT Center at the University of New Hampshire, September 19, 2002.

  • "Cartoon Characters and Calculus", in the session Using Popular Culture in the Mathematics and Mathematics Education Classroom at MathFest, Burlington, Vermont, August 2, 2002.

  • "Assessment of Writing Projects in Mathematics Courses", an invited presentation in the Project NExT session Assessment Ideas and Practices to Consider When Starting Your Teaching Career, Burlington, Vermont, July 31, 2002.

  • "Some Startling Inconsistencies When Electing Committees", at the Sixth International Meetings of the Society for Social Choice and Welfare, California Institute of Technology, July 12, 2002 and at the Public Choice Society Meetings, San Diego, California, March 22, 2002.

  • "Thousands of Candidates and a Handful of Voters -- An Application of Voting Theory from Pharmaceutical Development", at the Second Tutorial and Workshop on Bioconsensus, Rutgers University, October 5, 2001.

  • "A Geometric Comparison of Dodgson's Method and Kemeny's Rule", at the Institute for Mathematics in the Behavioral Sciences at the University of California at Irvine, May 15, 2001.

  • "Cycles Do Matter! Elections with Thousands of Candidates and a Handful of Voters", Public Choice Society Meetings, San Antonio, Texas, March 2001.

  • "What Could Be Easier Than Voting?", Wellesley College Mathematics Colloquium, April 14, 2000.

  • "A Comparison of Dodgson's Method and the Borda Count", Public Choice Society Meetings, Charleston, South Carolina, March, 2000.

  • "A Comparison of Dodgson's Method and Kemeny's Rule", in the special session on Mathematical Aspects of Consensus Theory AMS/MAA Meetings, Washington, DC, January, 2000.

  • "Marvin the Martian and Opie Taylor: The Importance of Defining the Audience for Student Calculus Papers", in the session The Use of Creative Writing in Teaching Mathematics at MathFest, Providence, Rhode Island, August 2, 1999.

  • "Lewis Carroll, Faculty Legislation, and the Condorcet Winner", Hudson River Undergraduate Mathematics Conference, Sienna College, April 17, 1999.

  • "Reading and Writing Mathematics: Teaching Undergraduates by Focusing on the Other Two R's", University of Connecticut Mathematics Colloquium, October 15, 1998.

  • Invited speaker in a panel discussion in the Special Session on Assessment Alternatives at MathFest, Toronto, Canada, July 16, 1998.

  • "How I (Finally) Got My Calculus Students to Read the Text", Spring Meeting of the Northeastern Section of the MAA, Merrimack College, June 7, 1997.

  • "Congruent Numbers, or So You Thought You Knew About the Area of a Right Triangle", Hudson River Undergraduate Mathematics Conference, Williams College, April 12, 1997.

  • "A Tried and True Approach for Writing Assignments in Calculus", presented with Annalisa Crannell of Franklin & Marshall College AMS/MAA Summer Meetings, Seattle Washington, August 11, 1996.

  • "Using Maple in a Real Analysis Course", in the session Symbolic Computation in the Undergraduate Mathematics Classroom at the AMS/MAA Joint Summer Meetings, Burlington, Vermont, August 1995.




Maintained by: ratliff_thomas@wheatoncollege.edu