User:Hal M. Switkay
Hal M. Switkay grew up in Philadelphia, PA. He does mathematical statistics consulting, and blogs on his website: http://www.latticeinsight.com/. He earned his B.A. and M.A. in mathematics at the University of Pennsylvania with a minor in philosophy, a Ph.D. in mathematics at Lehigh University, a M.S. in applied statistics and a graduate certificate in business from West Chester University. His interests include theoretical and applied mathematics, including geometry, voting, statistics, and the sensible communication of abstract information. He has taught mathematics and statistics, from remedial to advanced, has done public speaking, is a musician and composer, and has earned certification as a teacher of Tai Chi Easy™ and as a practitioner of reiki and Thai massage.