ACL Strong

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ACL Strong was developed by Dr. Leslie Desrosiers, PT, DPT, OCS, CSCS, sports injury prevention expert and Doctor of Physical Therapy.  In cooperation with PSIA-AASI, she has made her course available to PSIA-AASI Members.

Dr. Leslie Desrosiers, PT, Founder of ACL Strong

The ACL Strong Snow Course is designed for ski and snowboard instructors, patrollers, and snowsports enthusiasts who value protecting their knees so they can stay on the mountain and “in the game” longer!

In this specialized training program, you’ll gain strength, stability, and body control.  You’ll learn how to move better and reduce pressure on your knees.  More specifically, once you complete this course, you’ll have lowered your risk of tearing your Anterior Cruciate Ligament (ACL) by 50%.

You’re on your way to having bulletproof knees!  Trust in the process and let’s get ACL Strong!

Dr. Leslie Desrosiers will guide you every step of the way to help you protect your knees and avoid injuries.

What is E-Learning?

PSIA-AASI’s E-Learning site is a new resource for learning about all things snowsports education and training related. From becoming an instructor to learning about how to tune your equipment, the courses offered in our Learning Management System (LMS) will enhance your role as a pro.


Professional Ski Instructors of America
American Association of Snowboard Instructors
133 S. Van Gordon Street, Suite 200
Lakewood, CO 80228