Dave Pelz is a United States golf coach...
"... known for his expertise and published writing on the art of the short game, particularly putting.
Pelz's Short Game Bible was a New York Times “national best-seller” in 1999. Pelz was named by Golf Digest magazine as one of the 25 most influential instructors of the 20th Century. Pelz continues his research at the Pelz Golf Institute in Spicewood, Texas." Wikipedia
