: There is no "one size fits all." Your ideal stance depends on your hip anatomy. Experiment with shoulder-width or slightly wider stances with toes pointed slightly out. The "Tripod" Foot
The book focuses heavily on identifying and fixing physical limitations: the squat bible pdf
Popularized by Bulgarian weightlifters in the 1980s, this variation focuses on unilateral strength and balance. : There is no "one size fits all
The text focuses on several "absolute" movement standards and technical screenings: the squat bible pdf
Dr. Horschig is not a gear maximalist, but he acknowledges that the right tools fix mechanical issues instantly.