North Sails Chicago's Seminar Series on Distance Racing by sail expert Perry Lewis has been rescheduled to May 8. It will be held from 7 to 9 p.m. at Columbia Yacht Club. The Offshore One-Design Racing seminar with Jack Orr is still scheduled for 7 to 9 p.m. April 15, also at Columbia Yacht Club. Seminars are free. Register via email to chicago@northsails.com.