Carl Hamilton, since 1994 the president of The Jockey Club Information Systems (TJCIS), has retired as of Dec. 31, 2022. Hamilton will remain in role as chairman of BloodHorse and will continue to represent The Jockey Club on a variety of national and international committees related to the International Federation of Horseracing Authorities (IFHA) and the Society of International Thoroughbred Auctioneers (SITA). Matt Iuliano will be nominated for election as president of TJCIS and continue as executive director and executive vice president of The Jockey Club. "Carl's leadership of TJCIS...