Math

Dr. Norman Fletcher

After obtaining his associate’s degree, Dr. Norman Fletcher earned a bachelor’s and master’s degree in mathematics from Texas A&M at Commerce. He then completed his Ed.D at Texas A&M at Commerce, with an emphasis in curriculum development, supervision, and instructional strategy development.

Dr. Fletcher is a published author of instructional mathematics software and is also a former National Science Foundation fellow, a NISOD fellow, and a Minnie Stephens Piper Professor. He is the owner-operator of the 5F5 Ranch, where he raises Mediterranean Miniature donkeys and horses.

Prof. Emily Constancio

Professor Constancio attended Tarleton State University for both her bachelor’s and baster’s degrees in mathematics, with an emphasis in Education. She has also obtained her secondary certification in mathematics, allowing her to work at area ISDs for various number of years. While the study of mathematics is very important to her, Professor Constancio’s greatest love is for her family. In her very rare spare time, she enjoys gardening and sewing.

Mrs. Jessica Brown

Mrs. Brown teaches beginning-level math courses. Her degree is in Mathematics with Secondary Certification from Tarleton State University. She has taught at the secondary and post-secondary levels. She loves helping students to see math in an uncomplicated way. Eliminating fear from the equation is her main tactic in teaching math.

When Mrs. Brown isn’t teaching, she helps her husband in their ministry. She loves her role as a “preacher’s wife” and feels blessed to be part of a church family. The Browns live on a small yet growing farm and enjoy spending time with their two dogs. Mrs. Brown loves her job at Ranger and finds joy every day in encouraging her students to achieve their dreams.

Ms. Rebbecca Plowman

Ms. Plowman was born and raised in Michigan. A first-generation college graduate, she earned her first degree and her love for mathematics at Montcalm Community College. From there she attended Central Michigan University, where she earn bachelor’s and master’s degrees in mathematics and worked as a graduate teaching assistant. She believes that mathematics is about a way of thinking, analyzing, and perceiving the world. She wishes to teach others to see the beauty and fun in mathematics.

Other than mathematics, Ms. Plowman also has an interest in cryptography, martial arts, and Middle Eastern dance. She lives in Stephenville with her son and their pet fish.

Mrs. Chan Mi Park

After obtaining her bachelor’s degree in mathematics and education from Anderson University at Indiana, Mrs. Park earned a master’s degree in pure mathematics from Georgia Southern University. While at GSU she worked as a graduate assistant. Her current topic of interest is based in the control theory sphere of multiple input and multiple output nonlinear dynamical systems.

Mr. Isaac Voegtle

Following his graduation from Anderson University in Indiana with bachelor’s degrees in mathematics and physics, Mr. Voegtle earned a master’s degree from Georgia Southern University in mathematics. His thesis, and most recent topic of interest, covered manipulations of Bessel functions and further applications to differential equations through the Hankel Transformation.

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