NEWTON, Mass. — The doctor who identified the brain disease CTE that's affecting many former NFL players is coming to Boston College.Dr. Bennet Omalu is scheduled to speak at the school on Thursday (Feb. 23). His story was told in the movie "Concussion."The discussion was initially scheduled for earlier this month but was postponed due to snow.The neuropathologist's presentation is titled, "The Mustard Seed Effect: How Small Steps Can Spark Major Change."