Instruction Dr. Sasho Mackenzie on speed training December 15, 2021 Share on Facebook Share on Twitter Share by Email Biomechanist Dr. Sasho Mackenzie discusses speed training and how it can help your golf swing. Latest In Instruction 17 hours ago Rules Guy: The drop zone is full of divots. Can I drop behind it instead? 1 day ago Use this simple green-reading trick to make more putts 2 days ago How I'm teaching myself the perfect ball position with every club 3 days ago Tom Kite's 3-step guide to hitting a knockdown iron