Mr. Fran McCullough joined Hallahan in August of 2019, after being employed as a middle school and high school math teacher in the Centennial School District in Warminster, PA for fourteen years. Prior to his employment in Centennial, he taught math to grades 6th through 8th at Grey Nun Academy, in Yardley, PA for three years. Mr. McCullough has also worked as an application engineer and sales engineer in the pulp and paper industry. Mr. McCullough is a proud graduate of Penn State University, 1986 (B.S., Applied Science) and Temple University, 2006 (M.Ed., Secondary Math Education). He is a member of the National Council of Teachers of Mathematics. Lastly, Mr. McCullough is thrilled and excited to join the staff at Hallahan.