PARAMUS, N.J. – Sean Foley’s pupils call him more than just a swing instructor. He’s part-mental guru, part-biomechanical engineer, part-motivational speaker and part-confidante all rolled into one ...

Lydia Ko’s journey back to the top wasn’t about adding complexity. It was about taking it away. The three-time major champion rediscovered her form by simplifying her swing, a crucial change that ...