Baseball Resources: 

Bobby Tewksbary – Tewks Hitting

Bobby is the owner of AB Athletics in the Northeast and Tewkshitting.com.

Dustin Lind/Craig Hyatt – Hitting Library

This is probably the most comprehensive online library of hitting there is.  Thanks for sharing guys.

Jason Ochart – Driveline Baseball 

Jason is the director of hitting at Driveline and has a data-driven approach to training hitters.

Rob Gray – Baseball Research  

Rob is an Associate Professor of Human Systems Engineering at Arizona State University.

Rob Gray – Perception and Action Podcast

It explores how psychological research can be applied to improving performance, accelerating skill acquisition and designing new technologies in sports and other high performance domains. It covers disciplines including sports science, psychology, human systems engineering, sport analytics, human factors, neuroscience and cognitive science.

Jeff Albert – Hitting Coach for the St. Louis Cardinals  

Jeff is a great resource both on twitter and his website (link above) swing training.net.

Dr. Alan Nathan – Physics of baseball research  

Dr. Alan is very generous with his knowledge and time.  His website is the link above but you can also find him on twitter @POBGuy.

Derek Florko – Anaheim Angels

Derek started a database for baseball resources at the link above.  He is also on twitter @SaberCoach.

Daren Willman – Baseball Savant

This is a great resource for Statcast and advanced statistics.

Daren Willman – MLB Farm

This is a great resource for advanced statistics of the Minor Leagues.

Outside Resources:

Titleist Performance Institute – MyTPI.com

MYTPI offers an amazing amount of resources from drills, to exercises, articles, and much more.