By Tobias Carroll Last month, Westside Barbell Gym founder Louie Simmons died at the age of 74. Simmons is best-known for developing the conjugate training method, which he described as using elements from the Soviet and Bulgarian systems and combining them into something more effective than either. That in itself makes for fascinating reading — though Simmons’s look back at his life also includes lines like, “It was in 1983 when I broke my lower back for the second time.” This was not a system where practitioners could easily avoid injury. And in a new article for The New Yorker, writer Laure…