Stan D. Sterna, Esq. serves as Risk Control Leader  in the Professional Firms Division of Aon Affinity. As a claim and risk management consultant, Stan provides quality control, claim/litigation management, and risk control expertise to many of the country's largest accounting firms. He also advises clients on broader enterprise risks including cyber and management liability. Stan likewise supports business planning, client relations, and sales/marketing initiatives for the AICPA Professional Liability Insurance Program and Aon's business partners. Throughout his career, Stan has specialized in the defense of professional service firms. Since 1998, he has exclusively handled accountants risk. Before coming to Aon, Stan served as the Director of the Accountants Professional Liability Claim Unit for CNA, the nation's largest professional liability carrier for CPAs. As Director, he was responsible for strategic and business planning; training; client relations; sales/marketing development; IT enhancement; and day-to-day management of the claim unit. Stan is a frequent lecturer and published author on the subject of accountants' liability. He has received numerous awards, including having been selected as one of the "Most Influential People in Accounting" by Accounting Today. Stan is a member of the Illinois and Federal bar, past Vice Chair of the Defense Research Institute (DRI) Professional Liability Committee's Accountants Litigation Group, and past member of the American Arbitration Association's Accountants Professional Liability Rules Committee.