When it comes to baseball players Eric Cressey is the guy to read. For pitchers he allows them to press with DB's in a neutral hand position (if there is no reason not to) I think but go check out his blog and website. Mucho information there.
http://ericcressey.com/
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What we think, or what we know, or what we believe, is in the end, of little consequence. The only thing of consequence is what we do. -John Ruskin
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