1) Lou Gehrig (only 37% of signatures deemed genuine)
2) Jackie Robinson (39%)
3) Michael Jordan (40%)
4) Shaquille O'Neal (40%)
This, according to the Professional Sports Authenticator, the largest authentication service in the $1 billion sports collectibles industry.
The signature most frequently submitted to PSA for authentication? Mickey Mantle, 55% of whose evaluated autographs are real.






Article comments
1 - TDavid
... And then there are (once) star players like Pete Rose who have flooded the market with their sigs, reducing the value overall. He's got to be at the other end of the scale.