Hunter Allen is considered one of the world's top experts in training with power meters. He is the co-developer of TrainingPeaks WKO+, software which he has used to analyze over 3,000 power meter files. Allen is a USA Cycling Elite Coach and is working with USA Cycling to develop certifications for coaches who want to better incorporate power in training. Allen is himself a former professional cyclist for the Navigators team. He raced for over 17 years in Europe, South America, the United States, and Canada. Hunter Allen lives in Bedford, Virginia. Andrew Coggan, Ph.D., is renowned in the cycling community for his research on power and exercise physiology. His research provided the foundation for the TrainingPeaks WKO+ software, which he co-developed with Hunter Allen. Coggan is a research associate at Washington University School of Medicine. He holds a Ph.D. in Exercise Physiology from the University of Texas and an M.S. in Human Bioenergetics form Ball State University. He has authored countless articles in medical studies and worked with USA Cycling to develop expert coaching clinics. Andrew Coggan, Ph.D., lives outside St. Louis, Missouri.