Jamie Haydon, president of Grayson Jockey Club Research Foundation, has been named deputy executive director of The Jockey Club, President and Chief Operating Officer of The Jockey Club James L. Gagliano announced Wednesday. In this added role, Haydon, who will be responsible for industry engagement, will report to The Jockey Club Executive Vice President and Executive Director Matt Iuliano. Haydon will engage with the industry on initiatives of the company and foster collaboration among industry organizations on health, safety, and promotion of the Thoroughbred. Among his field duties, he will...