Heyl Royster Voelker & Allen P.C. shareholder Matthew S. Hefflefinger was elected to a three-year term as a national director on the board of DRI, a national bar group for defense lawyers.Hefflefinger has served the last two years as chair of DRI’s Trucking Law Committee.• Sweeney Scharkey & Blanchard LLC added Nicole E. DiOrio as an associate to the firm’s litigation practice.DiOrio graduated cum laude from the University of Illinois College of Law in 2020. She was a notes editor of the Elder Law …