Dr. Jeffrey I. Messer serves as department chair and faculty in exercise physiology for the Exercise Science Department at Mesa Community College, Mesa, Arizona. Dr. Messer holds a Ph.D. in exercise physiology from Arizona State University, Tempe, Arizona.  Dr. Messer has published research in Medicine and Science in Sports and Exercise, The American Journal of Physiology and The Journal of Applied Physiology. Most recently, Dr. Messer and co-authors published a 2016 paper entitled “A Simple Hydraulic Analog Model of Oxidative Phosphorylation.”

From 2006 – 2012, Dr. Messer served as co-head coach for cross-country and assistant coach (distance) for track-&-field at Xavier College Preparatory, Phoenix, Arizona. The Xavier College Preparatory cross-country program earned six consecutive (2007 – 2012) Arizona high school girl’s state cross-country championships. During the three-year period from 2010 – 2012, the Xavier College Preparatory cross-country program concluded the associated cross-country seasons ranked 22nd, 8th, and 21st in the United States. During the 2012 Arizona high school track-&-field season, Xavier College Preparatory had twelve (12) student-athletes average 5:13 for the 1,600-meter distance.

In February 2013, Dr. Messer began to serve as head coach for girl’s cross-country and assistant coach (girl’s distance) for track-&-field at Desert Vista High School, Phoenix, Arizona. The Desert Vista High School girl’s cross-country program earned the 2013, 2014, and 2016 Arizona high school girl’s state cross-country championship. In late-May 2014, the Desert Vista High School girl’s distance program was ranked by MileSplit US as one of only two girl’s high school track-&-field programs in the United States with “top ten” groups in each of the 800-m, 1,600-m, and 3,200-m events. In December 2014, the Desert Vista High School girl’s cross-country program finished fifth (5th) at the Nike National High School Cross-Country Championship and thus concluded the 2014 high school cross-country season as the fifth (5th) ranked high school cross-country team in the United States. More recently, the Desert Vista High School girl’s cross-country program finished sixth (6th) at the 2016 Nike National High School Cross-Country Championship.