1. Running with the extensors. Convergence and divergence of neurons. 2. fighting your gait neurology. The lies about the Bird dog rehab exercise. 3. ACL and ACL rehab. Surgery or no sugery. Wise? Risks ? 4. Cross over gait and lateral heel strike and ensuing problems at great toe off. A failure to medial foot tripod high gear toe off ? 5. Are the hip flexors actually hip flexors in gait ? what are your high knee drills doing? Anything good?