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Mathematics and Computer Science Faculty


  • Department Chair

  • Timothy A. Wahls
    Associate Professor of Computer Science (2003).
    Tome Scientific Building Room 244
    wahlst@dickinson.edu
    (717) 245-1743

  • Department Faculty

  • Barry A. Tesman

    Barry A. Tesman
    Professor of Mathematics, Theodore & Catherine Mathias Chair in Mathematics (1989).
    Tome Scientific Building Room 233
    (717) 245-1548 | tesman@dickinson.edu | Visit Web Site
    B.S., Colby College, 1981; Ph.D., Rutgers University, 1989.

    His recent research is in the application of the theory of meaningfulness in measurement theory to graph colorings, in particular, list and T-colorings.

  • Grant W. Braught

    Grant W. Braught
    Associate Professor of Computer Science; Director of the Dickinson Science Program in Norwich, England, 2012-14 (1997).
    Tome Scientific Building Room 234
    (717) 245-1401 | braught@dickinson.edu | Visit Web Site
    B.S., Dickinson College, 1990. M.S., Pennsylvania State University, 1995; Ph.D., Nova Southeastern University, 2005.

    His current research interests are in the area of artificial life. In particular his research focuses on the interactions between learning and evolution. His other research interests include social, evolutionary and developmental robotics; swarm intelligence and biologically inspired artificial intelligence. He is also active in computer science education, focusing most recently on evaluating the effects of pair programming on student programming ability in the first computer science course.

  • Lorelei Koss

    Lorelei Koss
    Professor of Mathematics (1998).
    Tome Scientific Building Room 241
    (717) 245-1334 | koss@dickinson.edu | Visit Web Site
    B.A., Columbia University, 1989; M.A, 1992; Ph.D., University of North Carolina, 1998.

    Her scholarship concentrates on ergodic theory and complex dynamical systems. Her current research focuses on the parametrized dynamics of meromorphic functions.

  • David S. Richeson

    David S. Richeson
    Associate Professor of Mathematics (2000).
    Tome Scientific Building Room 237
    (717) 245-1744 | richesod@dickinson.edu | Visit Web Site
    B.A., Hamilton College, 1993; M.S., Northwestern University, 1994; Ph.D., 1998.

    His research involves the study of dynamical systems from a topological viewpoint. Recent research topics include the Conley index and bounded homeomorphsims of noncompact spaces. Current projects include itineraries of circle maps and applications of the Euler characteristic.

  • Richard J. Forrester

    Richard J. Forrester
    Associate Professor of Mathematics (2002).
    Tome Scientific Building Room 235
    (717) 245-1668 | forrestr@dickinson.edu | Visit Web Site
    B.A., Alfred University, 1995; M.S., Clemson University, 1997; Ph.D., 2002.

    His research is in the field of operations research, with particular interest in discrete optimization. His teaching interests primarily center around applied mathematics, including statistics, operations research, and numerical analysis.

  • Timothy A. Wahls

    Timothy A. Wahls
    Associate Professor of Computer Science (2003).
    Tome Scientific Building Room 244
    (717) 245-1743 | wahlst@dickinson.edu | Visit Web Site
    B.S., Iowa State University, 1990; M.S., 1992; Ph.D., 1995.

    His main research interests are in specification language design and semantics, and in the execution of formal specifications using constraint logic programming techniques. His teaching specializations are programming languages and software engineering.

  • Jeffrey S. Forrester

    Jeffrey S. Forrester
    Assistant Professor of Mathematics (2006).
    Tome Scientific Building Room 243
    (717) 245-1410 | forresje@dickinson.edu | Visit Web Site
    B.A., Alfred University, 1992; M.S., State University of New York at Binghamton, 1996; Ph.D., 2001.

  • John P. MacCormick

    John P. MacCormick
    Assistant Professor of Computer Science (2007).
    Tome Scientific Building Room 242
    (717) 245-1626 | jmac@dickinson.edu | Visit Web Site
    B.A., University of Cambridge, 1993; M.S., University of Auckland, 1996; Ph.D., University of Oxford, 2000.

    John MacCormick has degrees in mathematics from the University of Cambridge and the University of Auckland, and a doctorate in computer vision from the University of Oxford. He was a research fellow at Linacre College, Oxford from 1999-2000, a research scientist at HP Labs from 2000-2003, and a computer scientist with Microsoft Research from 2003-2007. Professor MacCormick joined the faculty of the Department of Mathematics and Computer Science at Dickinson College in Fall 2007. He is the author of two books (Stochastic Algorithms for Visual Tracking, and Nine Algorithms That Changed the Future: The Ingenious Ideas That Drive Today's Computers), has filed over a dozen US patents on novel computer technologies, and is the author of numerous peer-reviewed academic conference and journal papers. His work spans several sub-fields of computer science, including computer vision, large-scale distributed systems, computer science education, and the public understanding of computer science.

  • Jennifer Schaefer

    Jennifer Schaefer
    Assistant Professor of Mathematics (2008).
    Tome Scientific Building Room 236
    (717) 245-1402 | schaefje@dickinson.edu | Visit Web Site
    B.S., University of North Dakota, 2003; M.S., University of Iowa, 2004; Ph.D., 2008.

    Her scholarship concentration is in the area of representation theory of finite groups and finite dimensional algebras.

  • John W. Sigle

    John W. Sigle
    Visiting Assistant Professor of Computer Science (2012).
    Tome Scientific Building Room 234
    siglej@dickinson.edu | Visit Web Site
    B.S., Northeastern State College, 1965; M.A., University of Oklahoma, 1968; Ph.D., Texas A&M University, 1977.

  • Michelle A. Lastrina

    Michelle A. Lastrina
    Visiting Assistant Professor of Mathematics (2012).
    Tome Scientific Building Room 240
    lastrinm@dickinson.edu
    B.A., Mt. Holyoke College, 2006; Ph.D., Iowa State University, 2012.

  • Tracy J. McKay

    Tracy J. McKay
    Visiting Assistant Professor of Mathematics (2012).
    Tome Scientific Building Room 246
    mckaytr@dickinson.edu
    B.A., Bowdoin College, 2006; Ph.D., Iowa State University, 2012.

  • Contributing Faculty

  • Rebecca L. Wells

    Rebecca L. Wells
    Senior Computing Specialist.
    Tome Scientific Building Room 245
    (717) 245-1631 | wells@dickinson.edu
    B.S., Dickinson College, 2003; M.S., University of Florida, 2007.