Teachers Hold Forum to Show Parents Common Core is Working and Backers of the Common Core Standards Seek Out the Support of Parents.  "GUILFORD: George Cooksey doesn’t care whether Derek Jeter is better than Xander Bogaerts. That wasn’t the point of his visit. But when Cooksey, chairman of the English Department at Guilford High School, sat in on a group of third-graders at Calvin Leete Elementar…