BOOKS
PRACTICAL KNOWLEDGE.
REAL-WORLD IMPACT.
Books by Roy Sip. Evidence-informed, experience-driven and written for coaches who want to understand the WHY behind performance.
PRACTICAL
Practical concepts you can apply imediately
EVIDENCE - INFORMED
Based on scientific research and real-world experience
INTERNATIONAL
Used and recommended aroudn the world
FOR COACHES
Written for coaches, by a coach
BETTER RESULTS
Understanding the why improve the how.

ABOUT THE BOOKS
Knowledge that makes a difference
These books provide coaches with the knowledge, tools and frameworks needed to develop faster, more resilient and better prepared athletes.
Each book is written to bridge te gap between theory and practice. Clear. Structured. Evidence-informed.
Built for the track.
Books by Roy Sip
Explore the collection
SPRINT TRAINING
A practical handbook for coaches and athletes
Other books by Roy Sip
BUILD WEALTH WITHOUT STRESS
A Practical System for Consistent Investing, Smart Decisions and Financial Peace
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WHY CHOOSE YPROSI?
YPROSI combines practical coaching experience with an educational approach. Every book is built around one principal:
Knowledge only becomes valuable when it improves coaching practice
EXPERIENCED
Years of international coaching and eduction experience
PRACTICAL
Focus on real-world application and athlete development
INTERNATIONAL
Working with coaches and athletes around the world
IMPACT
Better coaching leads to better performances