The Warm-Up

“Ian Jeffreys is one of the best educators and practitioners I know. His book, The Warm-Up, is both stimulating and educational.”; Des Ryan–Head of Sport Medicine and Athletic Development for Arsenal Academy;“For decades the warm-up has been the greatest physical development opportunity we haven’t tapped–until now. Written by one of the most influential thinkers in human performance, The Warm-Up will change the way you think about the first 15 minutes of training forever.”; Nick Winkelman, PhD–Head of Athletic Performance and Science for Irish Rugby Football Union

Ian Jeffreys, PhD, ASCC, CSCS,*D, NSCA-CPT,*D, RSCC*E, FUKSCA, FNSCA, has established himself as one of the most distinguished and qualified strength and conditioning coaches in the United Kingdom. He is a professor of strength and conditioning at University of South Wales and has been the strength and conditioning coach for the Welsh Schools national rugby team. He has worked with athletes, clubs, and sport organizations—from junior level to professional level—around the world.

Jeffreys is the proprietor of All-Pro Performance, a performance-enhancement company based in Brecon, Wales. He has been a member of the National Strength and Conditioning Association (NSCA) since 1989 and was one of the first British strength and conditioning coaches to receive the Accredited Strength and Conditioning Coach (ASCC) designation from the United Kingdom Strength and Conditioning Association (UKSCA). Jeffreys is a senior assessor and senior tutor with the UKSCA and was an elected board member between 2004 and 2013. In 2015, he was awarded an honorary fellowship by the UKSCA in recognition of his impact on the profession in the United Kingdom.

Jeffreys was also one of the first 16 coaches worldwide to achieve the NSCA’s coveted Coach Practitioner award, which distinguishes superior practitioners. This has since been rebranded as a Registered Strength and Conditioning Coach (RSCC) designation, and Jeffreys is recognized as an emeritus coach. He is a Certified Strength and Conditioning Specialist (CSCS), recertified by the NSCA with distinction, and is a Certified Personal Trainer (NSCA-CPT), recertified with distinction. He is registered with the British Olympic Association as a Strength and Conditioning Specialist.

Jeffreys has authored numerous strength and conditioning articles that have been featured in leading international journals. He is the editor of the UKSCA journal Professional Strength and Conditioning and is on the editorial boards for Strength and Conditioning Journal and the Journal of Strength and Conditioning Research. He has authored five books, and he contributed the warm-up and stretching chapter for NSCA’s Essentials of Strength Training and Conditioning.

Jeffreys is a sought-after presenter and has given keynote presentations and hosted high-performance workshops at major conferences around the world. His specialty is speed and agility development.