About Us
Cal Dietz
Founder and author of TriPhasic Training
Cal Dietz is a sport scientist and strength coach with nearly 30 years of coaching experience, where he has supported and developed athletes across as many as 11 Division I sports. He currently serves as the strength and conditioning coach for University of Minnesota Men’s and Women’s Hockey. In addition to his collegiate work, Dietz recently completed six years with the U.S. National Olympic Team Women’s Ice Hockey. Throughout his career, he has trained 21 Olympic and World Champions , 52 Olympians from 11 countries, and his athletes have earned a total of 41 Olympic medals. His training systems have also supported teams that have captured 11 NCAA National Team Championships, 39 Conference Championships, 548 All- Americans reflecting a proven record of success in both individual and team performance environments.
Main Coaching Accomplishments
21 Olympic and World Champions Trained The Year of Competition
2026 Olympic Gold Medal Women’s Ice Hockey Team -Milan, Italy – 23 Gold Medalist
41 Olympic Medals Won by Athletes Trained The Year of Competition
52 Olympians from 11 Countries
11 NCAA National Team Championships
2022 Olympic Silver Medal Women’s Ice Hockey Team – Beijing, China – 23 Silver Medalist
545 NCAA Division One All-Americans Honors Earned by Athletes
39 Big Ten/WCHA Conference Championship teams
2x World Team Championship and 2x Time Runner-Up USA Hockey Strength Coach/Sport Scientist
30 Big Ten/WCHA Tournament Conference Championships
27 Final 4/Top 4 finish in NCAA
40 NCAA top ten team finishes
91 Big Ten/WCHA top three league finishes
203 Individual Big Ten Champions
307 First Team All-Big Ten Honors
43 Big Ten Player of the Year Honors
7 Individual NCAA National Champions
1 Hobey Baker Award winner
3 Big Ten athletes of the year
Responsible for developing strength programs for each of the 10 Olympic varsity athletic programs (Hockey 2000-current, Women’s Hockey 2003-current, Basketball 2006-2010, Wrestling 2000-2006, Swimming 2000-2016, Men’s Golf 2000- 2013, Women’s Golf 2006- 2013, Track 2000-2015, Cross-Country 2000-2015, Baseball 2000-2006, 2008-2015, Tennis 2000-2006)
Supervised assistant coaches, student trainers, and graduate assistants.
Administered rehabilitation programs for injured athletes.
Represented the University of Minnesota in Various community-building events and clinics across the country as a lecturer.
Advise athletes on nutrition and supplements.
Member of Athletic Departments Gender Equity Committee
Chair the University of Minnesota’s Sports Biomechanics Interest Group.
Member of the Big Ten committee for drug testing policies, protocols, and procedures.
Member of the Health and Human Performance Review Committee
Main Book and Manual Publications
- Triphasic Training 2 : 14 High-Performance Methods to Unlock Elite Athletic Development
- Triphasic Training: A systematic approach to elite speed and explosive strength performance
- Triphasic Speed Training Manual for Elite Performance: Part 1 The Spring Ankle Model E Book
- Triphasic Training Peaking Method: Utilizing Sport-Specific High-Velocity Movements
- Triphasic Training Football Speed and Strength E-Manual
- Youth Fueling Nutrition Manual for Sports Performance
- Triphasic Tactical Training Manual
- Triphasic Training Football Lineman Manual E Book
- Triphasic Training Throwers Manual E Book
- Triphasic Lacrosse Manual
- The Web Site www.Xlathlete.com
Social Media
- Follow Youtube Cal Dietz
- Follow Instagram@caldietz
- Follow Twitter @xlathlete
- Follow Twitter @Caldietz
- Join Triphasic Elite Coaches Group
Major Speaking & Publications:
- Keynote speaker at the 2024 Power Athlete Symposium
- Speaker at 2024 Brazil IHPBR Performance Conference
- Speaker at 2024 Metabolic Elite-Elite Mind Workshop
- Speaker at the 2023 NSCA Personal Trainers Virtual Conference
- Speaker at the 2023 Minnesota Football Strength Conference
- Speaker as a Keynote at the 2023 German Athletik Konferenz
- Speaker at the Pre-Con of NHSSCA, Chicago, IL 2023
- Speaker at Friends University Strength and Conditioning Clinic 2023
- Speaker at the 2023 NSCA Montana State Conference
- Speaker at 1080 SUMMIT 2023: The International Conference
- Speaker at 2023 NSCA Minnesota State Clinic
- Speaker at 2022 Revolutions in Speed Training Clinic – Secrets in Speed
- Speaker at 2022 Friends University Strength Clinic at Wichita, KS
- Speaker At 2022 NSCA San Antonio – Detailed Coaching and Programming for Quad-Dominant vs. Posterior Chain Dominant Athletes
- Published 2021 Body Composition and On-Ice Skate Times for NCAA Division I Collegiate Male and Female Ice Hockey Athletes
- Published 2021 Impact of Preceding Workload on Team Performance in Collegiate Men’s Ice Hockey
- Published 2021 Differences in External Workload Demand between Session Types and Positions in Collegiate Men’s Ice Hockey
- Speaker at 2021 TFC Consortium 15 Mckinney, TX
- Speaker at 2021 TFC Consortium 16 Ankeny, IA
- Keynote Speaker at the 2020 Texas Sports Performance Clinic
- Speaker at the 2020 Wisconsin Track Coaches Clinic
- Published 2019 Youth Fueling Nutrition Manual for Sports Performance
- Published 2019 Triphasic Speed Training Manual for Elite Performance: Part 1 The Spring Ankle Model E Book
- Published 2019 Triphasic Training Peaking Method: Utilizing Sport-Specific High-Velocity Movements
- Speaker at 2019 Summer Strong 12
- Speaker at 2019 PLAE Performance Pensacola, FL
- Keynote Speaker at the 2019 Mayo Clinic Sport Performance Clinic
- Speaker at 2018- NSCA – Coaches Conference Charlotte, NC
- Poster at 2018 ACSM Annual Meeting – Physical Demands of NCAA Division I Hockey Training and Competition Using Microtechnology
- Speaker at 2018 – NHSSCA Regional Clinic, Minneapolis
- Speaker at 2018 Summer Strong 11
- Speaker at 2018 Track and Football Consortium
- Speaker at 2018 NHL Strength Coach Meetings PHATS
- Speaker At 2018 High Performance basketball Symposium
- Speaker at 2018 CSCCA National Conference
- Speaker At 2017 Sanford Power Clinic – Sioux Falls, SD
- Speaker at 2017 – NSCA – Virgina Beach TSAC Conference
- Speaker at 2017 – NSCA – TSAC National Conference Orlando, FL
- Speaker at 2017- NSCA – North Central Regional Conference
- Speaker at 2017 – NHSSCA Regional Clinic, Texas
- Speaker at 2017 Summer Strong 10
- Speaker at 2017- Catapult Clinic, Denver CO
- Speaker at 2017 – NSCA – Hockey Clinic – Colorado Springs, CO
- Published 2017 – A Chapter in CVASP – The Manual 2
- Published 2017 – Triphasic Training Throwers Manual
- Published 2017 – Triphasic Training Lineman Manual
- Published 2016 – Reliability of Triaxial Accelerometry for Measuring Load in Men’s Collegiate Ice-Hockey.
- Published 2016 – Triphasic Training Lacrosse Manual
- Published 2016 – Off-Ice Anaerobic Power does not Predict On-Ice Repeated Shift Performance in Hockey. Journal of Strength and Conditioning Research
- Speaker at 2016 Deer Park Strength Clinic
- Published 2016 – Triphasic Tactical Training Manual
- Speaker at Sanford Power Strength and Conditioning Clinic 2016
- Speaker at Paleo Fx Expo Austin 2016
- Speaker at Summer Strong Expo 2016
- Speaker at 2015 NSCA National Conference Louisville
- Speaker at 2015 MIT Sloan Sports Analytic Conference
- Speaker at 2015 Minnesota Sports Performance Clinic
- Speaker at 2015 University of Texas Sports Performance Clinic
- Speaker at 2015 University of Kansas Sports Performance Clinic
- Speaker at 2015 NHL Strength Coaches Meeting
- Speaker at 2015 Central Virginia Sports Performance Seminar
- Speaker at 2015 Robert Morris Strength Clinic
- Speaker 2014 – NSCA National Convention Indianapolis – Advancement in Triphasic Methods
- Published 2014 The Relationship Between Aerobic Capacity (VO2peak) and Repeated Shift Performance in Competitive Hockey Players. Peterson, Fitzgerald, Dietz, Ziegler, Ingraham, Baker, Snyder
- Published 2014 Off-Ice Anaerobic Power is Not a Good Predictor of On-Ice Acceleration in Hockey Players. Peterson, Baker, Fitzgerald, Snyder, Dietz
- Published 2014 Division I hockey players generate more power than Division III players during on- and off-ice performance tests. Peterson, Baker, Fitzgerald, Snyder, Dietz, Ingraham
- Speaker 2014 – NSCA – Training For Hockey Clinic – National Strength and Conditioning World Headquarters| Colorado Springs, CO
- Speaker at 2014 – Minnesota Sports Performance Clinic
- Training and Conditioning Publication September 2014 – Triphasic Training
- Speaker at 2013 University of Wisconsin RF Coaches Clinic
- Speaker at 2013 University of Hawaii Coaches Clinic
- Speaker at 2013 University of Minnesota 1st annual coaches clinic
- Speaker at 2013 Pennsylvania State Clinic
- Speaker at 2013 Woodway Corporate Clinic
- Published 2013 Aerobic Capacity is Associated with Improved Repeated Shift Performance in College Hockey Players – Peterson, Baker, Snyder, Fitzgerald, Dietz, Ziegler
- 2013 Published – Speed and Skill Optimization – A Proposal for a New Practice Paradigm
- 2012 Published the Book – Triphasic Training: A Systematic Approach to Elite Speed and Explosive Strength Performance
- Speaker at 2012 IMG Academy Symposium
- Speaker at 2012 Central Virginia Sports Performance Seminar
- Speaker at 2012 University of Findlay Symposium for Scholarship and Creativity
- Speaker at 2012 Boston Sports Medical Group Conference
- Speaker at 2012 NSCA Headquarters Coaching Symposium
- Speaker at 2011 U.S. Youth Soccer Workshop Louisville Kentucky
- Keynote Speaker At 2011 Sioux Falls South Dakota Strength Clinic
- Speaker at 2011 Central Virginia Sports Performance Seminar
- Speaker at 2011 NSCA National Clinic Las Vegas
- Speaker at 2011 Boston Sports Medical Group Conference
- Keynote Speaker at 2010 Iowa NSCA State Conference
- Speaker at 2010 Eleiko Strength Summit at Poliquin Performance Center
- Speaker at 2010 Central Virginia’s Sports Performance Clinics
- Speaker at 2010 Wisconsin Football Coaches Association
- Speaker at 2010 Wisconsin Athletic Directors Association Annual Meetings
- Speaker at 2009 Frank Glazier Clinics in Dayton, Cleveland, Minneapolis – 12 Presentations
- Speaker at 2009 Ohio Association of Track and Cross Country Coaches Clinic – 3 Presentations
- Speaker at 2009 U.S All- Starr Track & Field/Cross Country Coaches Clinic – 2 Presentations
- Question and Answer on Elite Fitness Website 2009
- Published in Stack Magazine – Flexibility article for Swimming 2009
- Published in Journal of Strength and Conditioning Research – Acute Effects of Elastic Bands During the Free-Weight Barbell Back Squat Exercise on Velocity, Power, and Force Production, 2008
- Speaker at 2008 NSCA Regional Clinic
- Speaker at 2008 Frank Glazier Clinics in Dayton, Cincinnati, Toledo 12 presentations
- Speaker at 2008 MN State NSCA Winter Clinic
- Published in Strength and Conditioning Journal – Training Explosiveness: Weightlifting and Beyond, 2008
- Speaker at 2007 MN State NSCA Winter Clinic
- Speaker at 2006 MN State NSCA Clinic
- Speaker at 2006 Frappier Acceleration Corporate Clinic
- Speaker at 2006 ASME International Mechanical Engineering Congress & Exposition on Biomechanics and Injury Considerations
- Speaker at 2005 MN State NSCA Clinic
- Keynote Speaker at 2004 MN State NSCA Clinic
- Published in Hockey Mom’s Magazine July 2003
- Speaker at 2003 MN State NSCA Clinic
- Speaker at 2002 MN State NSCA Clinic
- Speaker at 2001 MN State NSCA Clinic
- Published/Posted Dr. Fred Hatfield Website 2001
- Speaker at 2001 Ohio State Track Clinic, Columbus, OH
Main Book and Manual Publications
- Triphasic Training 2 : 14 High-Performance Methods to Unlock Elite Athletic Development
- Triphasic Training: A systematic approach to elite speed and explosive strength performance
- Triphasic Speed Training Manual for Elite Performance: Part 1 The Spring Ankle Model E Book
- Triphasic Training Peaking Method: Utilizing Sport-Specific High-Velocity Movements
- Triphasic Training Football Speed and Strength E-Manual
- Youth Fueling Nutrition Manual for Sports Performance
- Triphasic Tactical Training Manual
- Triphasic Training Football Lineman Manual E Book
- Triphasic Training Throwers Manual E Book
- Triphasic Lacrosse Manual
- The Web Site www.Xlathlete.com
Social Media
- Follow Youtube Cal Dietz
- Follow Instagram@caldietz
- Follow Twitter @xlathlete
- Follow Twitter @Caldietz
- Join Triphasic Elite Coaches Group
Major Speaking & Publications:
- Keynote speaker at the 2024 Power Athlete Symposium
- Speaker at 2024 Brazil IHPBR Performance Conference
- Speaker at 2024 Metabolic Elite-Elite Mind Workshop
- Speaker at the 2023 NSCA Personal Trainers Virtual Conference
- Speaker at the 2023 Minnesota Football Strength Conference
- Speaker as a Keynote at the 2023 German Athletik Konferenz
- Speaker at the Pre-Con of NHSSCA, Chicago, IL 2023
- Speaker at Friends University Strength and Conditioning Clinic 2023
- Speaker at the 2023 NSCA Montana State Conference
- Speaker at 1080 SUMMIT 2023: The International Conference
- Speaker at 2023 NSCA Minnesota State Clinic
- Speaker at 2022 Revolutions in Speed Training Clinic – Secrets in Speed
- Speaker at 2022 Friends University Strength Clinic at Wichita, KS
- Speaker At 2022 NSCA San Antonio – Detailed Coaching and Programming for Quad-Dominant vs. Posterior Chain Dominant Athletes
- Published 2021 Body Composition and On-Ice Skate Times for NCAA Division I Collegiate Male and Female Ice Hockey Athletes
- Published 2021 Impact of Preceding Workload on Team Performance in Collegiate Men’s Ice Hockey
- Published 2021 Differences in External Workload Demand between Session Types and Positions in Collegiate Men’s Ice Hockey
- Speaker at 2021 TFC Consortium 15 Mckinney, TX
- Speaker at 2021 TFC Consortium 16 Ankeny, IA
- Keynote Speaker at the 2020 Texas Sports Performance Clinic
- Speaker at the 2020 Wisconsin Track Coaches Clinic
- Published 2019 Youth Fueling Nutrition Manual for Sports Performance
- Published 2019 Triphasic Speed Training Manual for Elite Performance: Part 1 The Spring Ankle Model E Book
- Published 2019 Triphasic Training Peaking Method: Utilizing Sport-Specific High-Velocity Movements
- Speaker at 2019 Summer Strong 12
- Speaker at 2019 PLAE Performance Pensacola, FL
- Keynote Speaker at the 2019 Mayo Clinic Sport Performance Clinic
- Speaker at 2018- NSCA – Coaches Conference Charlotte, NC
- Poster at 2018 ACSM Annual Meeting – Physical Demands of NCAA Division I Hockey Training and Competition Using Microtechnology
- Speaker at 2018 – NHSSCA Regional Clinic, Minneapolis
- Speaker at 2018 Summer Strong 11
- Speaker at 2018 Track and Football Consortium
- Speaker at 2018 NHL Strength Coach Meetings PHATS
- Speaker At 2018 High Performance basketball Symposium
- Speaker at 2018 CSCCA National Conference
- Speaker At 2017 Sanford Power Clinic – Sioux Falls, SD
- Speaker at 2017 – NSCA – Virgina Beach TSAC Conference
- Speaker at 2017 – NSCA – TSAC National Conference Orlando, FL
- Speaker at 2017- NSCA – North Central Regional Conference
- Speaker at 2017 – NHSSCA Regional Clinic, Texas
- Speaker at 2017 Summer Strong 10
- Speaker at 2017- Catapult Clinic, Denver CO
- Speaker at 2017 – NSCA – Hockey Clinic – Colorado Springs, CO
- Published 2017 – A Chapter in CVASP – The Manual 2
- Published 2017 – Triphasic Training Throwers Manual
- Published 2017 – Triphasic Training Lineman Manual
- Published 2016 – Reliability of Triaxial Accelerometry for Measuring Load in Men’s Collegiate Ice-Hockey.
- Published 2016 – Triphasic Training Lacrosse Manual
- Published 2016 – Off-Ice Anaerobic Power does not Predict On-Ice Repeated Shift Performance in Hockey. Journal of Strength and Conditioning Research
- Speaker at 2016 Deer Park Strength Clinic
- Published 2016 – Triphasic Tactical Training Manual
- Speaker at Sanford Power Strength and Conditioning Clinic 2016
- Speaker at Paleo Fx Expo Austin 2016
- Speaker at Summer Strong Expo 2016
- Speaker at 2015 NSCA National Conference Louisville
- Speaker at 2015 MIT Sloan Sports Analytic Conference
- Speaker at 2015 Minnesota Sports Performance Clinic
- Speaker at 2015 University of Texas Sports Performance Clinic
- Speaker at 2015 University of Kansas Sports Performance Clinic
- Speaker at 2015 NHL Strength Coaches Meeting
- Speaker at 2015 Central Virginia Sports Performance Seminar
- Speaker at 2015 Robert Morris Strength Clinic
- Speaker 2014 – NSCA National Convention Indianapolis – Advancement in Triphasic Methods
- Published 2014 The Relationship Between Aerobic Capacity (VO2peak) and Repeated Shift Performance in Competitive Hockey Players. Peterson, Fitzgerald, Dietz, Ziegler, Ingraham, Baker, Snyder
- Published 2014 Off-Ice Anaerobic Power is Not a Good Predictor of On-Ice Acceleration in Hockey Players. Peterson, Baker, Fitzgerald, Snyder, Dietz
- Published 2014 Division I hockey players generate more power than Division III players during on- and off-ice performance tests. Peterson, Baker, Fitzgerald, Snyder, Dietz, Ingraham
- Speaker 2014 – NSCA – Training For Hockey Clinic – National Strength and Conditioning World Headquarters| Colorado Springs, CO
- Speaker at 2014 – Minnesota Sports Performance Clinic
- Training and Conditioning Publication September 2014 – Triphasic Training
- Speaker at 2013 University of Wisconsin RF Coaches Clinic
- Speaker at 2013 University of Hawaii Coaches Clinic
- Speaker at 2013 University of Minnesota 1st annual coaches clinic
- Speaker at 2013 Pennsylvania State Clinic
- Speaker at 2013 Woodway Corporate Clinic
- Published 2013 Aerobic Capacity is Associated with Improved Repeated Shift Performance in College Hockey Players – Peterson, Baker, Snyder, Fitzgerald, Dietz, Ziegler
- 2013 Published – Speed and Skill Optimization – A Proposal for a New Practice Paradigm
- 2012 Published the Book – Triphasic Training: A Systematic Approach to Elite Speed and Explosive Strength Performance
- Speaker at 2012 IMG Academy Symposium
- Speaker at 2012 Central Virginia Sports Performance Seminar
- Speaker at 2012 University of Findlay Symposium for Scholarship and Creativity
- Speaker at 2012 Boston Sports Medical Group Conference
- Speaker at 2012 NSCA Headquarters Coaching Symposium
- Speaker at 2011 U.S. Youth Soccer Workshop Louisville Kentucky
- Keynote Speaker At 2011 Sioux Falls South Dakota Strength Clinic
- Speaker at 2011 Central Virginia Sports Performance Seminar
- Speaker at 2011 NSCA National Clinic Las Vegas
- Speaker at 2011 Boston Sports Medical Group Conference
- Keynote Speaker at 2010 Iowa NSCA State Conference
- Speaker at 2010 Eleiko Strength Summit at Poliquin Performance Center
- Speaker at 2010 Central Virginia’s Sports Performance Clinics
- Speaker at 2010 Wisconsin Football Coaches Association
- Speaker at 2010 Wisconsin Athletic Directors Association Annual Meetings
- Speaker at 2009 Frank Glazier Clinics in Dayton, Cleveland, Minneapolis – 12 Presentations
- Speaker at 2009 Ohio Association of Track and Cross Country Coaches Clinic – 3 Presentations
- Speaker at 2009 U.S All- Starr Track & Field/Cross Country Coaches Clinic – 2 Presentations
- Question and Answer on Elite Fitness Website 2009
- Published in Stack Magazine – Flexibility article for Swimming 2009
- Published in Journal of Strength and Conditioning Research – Acute Effects of Elastic Bands During the Free-Weight Barbell Back Squat Exercise on Velocity, Power, and Force Production, 2008
- Speaker at 2008 NSCA Regional Clinic
- Speaker at 2008 Frank Glazier Clinics in Dayton, Cincinnati, Toledo 12 presentations
- Speaker at 2008 MN State NSCA Winter Clinic
- Published in Strength and Conditioning Journal – Training Explosiveness: Weightlifting and Beyond, 2008
- Speaker at 2007 MN State NSCA Winter Clinic
- Speaker at 2006 MN State NSCA Clinic
- Speaker at 2006 Frappier Acceleration Corporate Clinic
- Speaker at 2006 ASME International Mechanical Engineering Congress & Exposition on Biomechanics and Injury Considerations
- Speaker at 2005 MN State NSCA Clinic
- Keynote Speaker at 2004 MN State NSCA Clinic
- Published in Hockey Mom’s Magazine July 2003
- Speaker at 2003 MN State NSCA Clinic
- Speaker at 2002 MN State NSCA Clinic
- Speaker at 2001 MN State NSCA Clinic
- Published/Posted Dr. Fred Hatfield Website 2001
- Speaker at 2001 Ohio State Track Clinic, Columbus, OH