International Expertise in Hurdles, Speed and Coach Education
Practical expertise, education and performance development for coaches, athletes and organisations worldwide.

Welcome to YPROSI
YPROSI is the international platform of Roy Sip, specialised in hurdles, sprint and human speed development.
The focus of YPROSI is practical expertise, coach education and performance development.
Whether you are an athlete, coach, federation or educational organisation, YPROSI provides knowledge and educational resources developed for direct practical application.
PRACTICAL
Tools you can apply immediately.
EVIDENCE - INFORMED
Research translated into coaching.
INTERNATIONAL
Used by coaches worldwide.
FOR COACHES
Designed by a olympic coach.
BETTER RESULTS
Better coaching.
Better athletes.

Why YPROSI?
Because coaching should create better athletes.
Every YPROSI programme combines practical coaching experience, educational expertise and evidence-informed thinking.
No unnecessary complexity.
No theory without application.
Only coaching methods that improve practice.
Ready to develop better coaches?
Whether you represent a club, federation, university or performance centre, YPROSI can design an educational programme that fits your organisation.
EXPERTISE
COURSES & CLINICS
BOOKS
Let's Connect
Expertise built around performance.
YPROSI specialises in:
• Hurdles Development
• Sprint & Speed Development
• Human Speed Development
• Training Planning
• Coach Education
Every concept, course and publication is designed to improve practical coaching and athlete performance.
International education and practical coaching.
YPROSI develops and delivers clinics, workshops and coach education focused on real coaching environments.
Educational themes include:
• Hurdles coaching
• Sprint mechanics
• Speed development
• Youth development
• Training planning
Books and practical coaching resources.
YPROSI publications are developed for coaches, athletes and educational environments.
Every publication is built around practical application and immediate usability.
Interested in collaboration, clinics or educational projects?
Contact YPROSI and explore future opportunities.
WHY FOLLOW THESE COURSES?
Practical. Clear. Impactful.
These books will help you understand the principles behind performance and give you the tools to apply them in your coaching every day.
DEEPER UNDERSTANDING
Understand the why behind every training decision
PRACTICAL TOOLS
Get practical frameworks you can use right away
BETTER COACHING
improve your coaching, improve you rathletes
PROVEN APPROACH
Built on research, tested in practice