​Dave Pelz, who has died aged 85, was a Nasa scientist who became one of the most successful coaches in the history of golf, known as “Professor Putt”: he was a master of the short game ...

Before the analytics revolution changed the way elite golfers and savvy recreational players approach the game, Dave Pelz was beating the drum about the importance of getting feedback and learning ...

In 1974, Dave Pelz was visiting Kenya of all places, laying on one of its white sandy beaches, when he made a life-changing decision. Phil Mickelson (R) of the U.S. shakes hands with short game coach ...