Edward Burger is Chair and Professor of Mathematics at Williams College. His research interests are in number theory, and he is the author of over 30 research articles, six CD-ROM video texts, and five books including "The Heart of Mathematics: An invitation to effective thinking", "Making Transcendence Transparent", and "Coincidences, Chaos, and All That Math Jazz." Burger was awarded the Mathematical Association of America's 2001 MAA Deborah and Franklin Tepper Haimo National Award for Distinguished College or University Teaching of Mathematics. In 2002-2003 he was the Ulam Visiting Professor at the University of Colorado at Boulder where he was awarded the 2003 Residence Life Teaching Award. Burger is an associate editor of the American Mathematical Monthly. The MAA named him the 2001-2003 Polya Lecturer. In 2004 he was awarded Mathematical Association of America's Chauvenet Prize.