Active in Kansas City-area charitable endeavors, including Children's Mercy Hospital and development of golf courses for junior players. Won the 2003 Card Walker Award as the result of his interest in junior golf.

In 1999, named honorary member of the Royal & Ancient GC of St. Andrews, joining fellow Americans Arnold Palmer, Jack Nicklaus, former President George Bush and Gene Sarazen.

Led the effort to raise awareness of ALS, the disease that took the lives of longtime caddie Bruce Edwards and former TOUR player Jeff Julian. Website is bruceedwardsfoundation.org.

Visited U.S. troops in Iraq in late 2007 and 2009 along with Corey Pavin and Tim Simpson.

Big fan of the Kansas City Royals.

Played and lettered at Stanford from 1969-71, earning second-team All-American honors all three seasons.

One of the TOUR's greatest players, who was especially dominant during a six-year span (1977-82) that saw him post 26 wins, 13 runners-up finishes and 10 thirds, along with being the PGA TOURs leading money-winner four years in a row (1977-80).