Baseball In Pics - Chuck Knoblauch's “Phantom Tag” on Jose Offerman during the 1999 ALCS.
The Yips: Mackey Sasser — A Foot In The Box
The Yips and How It Affected Numerous Baseball Careers
Jose Altuve, the Yips, and Some Sympathy for the Astros - The New York Times
The Theory Behind the Yips in Baseball
Will NL exploit Jon Lester's throwing yips? - The Boston Globe
Major League Baseball - Knoblauch's throwing woes grow
Are the yips real, or psychosomatic? Here's what experts say
The long, steep hill to overcoming the yips
Jon Lester beat the yips with focus and determination - Sports Illustrated