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Doug Ensley biography

Doug Ensley

Doug Ensley has been Deputy Executive Director of the MAA since 2016. In this position Doug oversees MAA communities such as Sections and SIGMAAs as well as all of MAA's alphabet soup of sponsored programs, including PIC Math, CoMInDS, StatPREP, Progress through Calculus, NREUP, Tensor, and the Instructional Practices Guide. In addition, he has served as Interim Director of Competitions and Outreach for the 2016-17 academic year, while a search has been underway for a permanent director. Doug was a member of the MAA Executive Council in the role of Second Vice President from 2010 to 2012.

Before coming to the MAA, Doug was on the mathematics faculty at Shippensburg University since 1993. He taught for many summers at the Pennsylvania Governor's School for the Sciences and he served as Visiting Mathematician at the MAA headquarters in 2000. His primary academic interests are in discrete mathematical topics and the use of technology in teaching mathematics. In his faculty life, Doug was PI on an NSF grant to develop technology-based learning material for the student-centered teaching of mathematical proof, which is incorporated in his textbook, Discrete Mathematics: Mathematical Reasoning and Proof with Puzzles, Patterns and Games. He also co-founded with Barbara Kaskosz the website,, which received the 2009 ICTCM Award for Excellence and Innovation with the Use of Technology in Collegiate Mathematics.

Doug is a proud member of the inaugural 1994-95 class of Project NExT and a chronic organizer of MAA paper sessions, minicourses, and summer workshops. Within the Eastern Pennsylvania-Delaware section, Doug has worn many hats including Section NExT coordinator, Secretary, Vice Chair, Chair, and Governor.