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High School Mathematics

Wilson Ashton

Integrated Math III

M.A., Brigham Young University
B.A., University of Utah

Wilson Ashton has been teaching mathematics the last four years in both rural and urban high schools in Texas. He has coached volleyball and soccer at the high school level, and has two coaching licenses from the United States Soccer Federation. Before coming to China, Wilson lived in Brazil and Peru where he learned Portuguese and Spanish. He has also worked on nonprofit projects in Guam, Indonesia, Bolivia, and Micronesia. He is married, and this last year, he welcomed his daughter Alice into the world.


Don Redl

AP Calculus

M.A., Princeton University
B.A., Harvard University

Don Redl has taught mathematics for twenty years in both the United States and Colombia. He has taught all high school mathematics courses including AP Calculus AB and BC, as well as a number of economics courses. A former cross-country coach, Don is an avid runner and has also led a number of extracurricular activities centered on business and finance, including the Young Entrepreneur’s Society and online stock market competitions.
His wife, Jill Redl, is an English teacher in the high school.

John David Barton

AP Computer Science

B.S., University of Nevada Las Vegas

John Barton, who goes by David, has been teaching mathematics since 2010. Before embarking on his adventure to China, he taught a variety of math subjects at Clark High School in Las Vegas, Nevada including courses for Clark High School's Academy of Mathematics, Science, and Applied Technology magnet program. Prior to teaching Mr. Barton was an IT specialist, first in the US Marine Corps and then in private industry.

Khaliunaa (Hally) Jugnee

Integrated Math II/III

B.A., University of North Texas

Ms. Hally Jugnee did her student teaching at Thomas Jefferson High School in Dallas, Texas while she was majoring in Mathematics at the University of North Texas. Soon after her college graduation, she joined the teaching staff at Thomas Jefferson High School. From there, she went to Mongolia to teach mathematics at the American International School of Ulanbaatar. During her six years on the faculty there, she taught all high school mathematics courses including Pre-calculus and AP Calculus AB. She also served as an adviser of the National Honor Society (NHS) for four years at her previous school and is excited to help establish a chapter of the NHS at NCPA. She enjoys singing and badminton on her free time.

Leah Wikler

Integrated Math II, AP Statistics

M.A., Sierra Nevada College
B.S., University of Nevada, Reno

Leah Wikler is in her 6th year of teaching. Leah started her teaching career at Liberty High School in Henderson, Nevada, where she taught Algebra I, Algebra II, Geometry, and Statistics, including both honors and AP levels. Leah has worked with SAVE Club and coached swimming, and she looks forward to all the new experiences that come with teaching abroad.

Melissa Knutson

Integrated Math II, AP Statistics

M.Ed., Grand Canyon University
B.S., Univeristy of Wisconsin- Green Bay

Melissa Knutson is in her tenth year of teaching. Melissa started her teaching career at the Mesa Ridge High School in Colorado Springs, Colorado where she taught AP Statistics, General Statistics, Algebra 1, Algebra 2, Geometry, Arithmetic Skills and AVID. She taught there for a total of nine years. She has also coached cross country, track, swimming, and volleyball. Melissa is originally from Wisconsin. She enjoys running, hiking, and playing volleyball and softball.