Yvette C. Loizon, partner at Clifford Law Offices, will speak at the Illinois Trial Lawyers Association Trial and Practice Tips Seminar on May 5. The morning program will be held at the JW Marriott, 151 W. Adams St., and offers 4.5 hours of CLE credits.Loizon will speak on “Defending Against the Use of Special Interrogatories.” She is among a dozen speakers including Cook County Circuit Court Judge Karen L. O’Malley, who will discuss “What Successful Lawyers Do Right on a Motion Call,” and …