2025 Professional Responsibility Boot Camp for Workers’ Compensation Lawyers - 2/12/2025

Mary F. Andreoni is Ethics Education Counsel for the Illinois Attorney Registration and Disciplinary Commission (ARDC) where she develops and implements the ARDC’s ethics education initiatives, including the ARDC Ethics Inquiry Program and the Illinois Professional Responsibility Institute, where she is also an instructor. She has authored several articles including the ARDC publication, Client Trust Account Handbook and spoken at hundreds of programs on legal ethics.

Prior to joining the Commission, Ms. Andreoni was law clerk to Illinois Appellate Court Justice Mel R. Jiganti and later practiced commercial litigation with the law firm of Peterson & Ross in Chicago. While in practice, she also served as a board member on the ARDC Inquiry and Hearing Boards. Active in the Chicago Bar Association (CBA), she has served on a number of committees, and is past chair of the CBA Professional Responsibility Committee (2014-2015). Ms. Andreoni received her J.D. from Loyola University School of Law in Chicago.

Dr. Diana Uchiyama, JD, PsyD, CAADC—Executive Director at the Lawyers’ Assistance Program "LAP"

Before joining LAP, Dr. Diana was the Administrator of Psychological Services for DuPage County and worked as a Staff Psychologist and Juvenile Drug Court Coordinator for Kane County.  She has a Certified Advanced Alcohol and Drug Counselor, an Advanced Mindfulness Training Certificate, and is a Trauma Informed Care Provider.  She has a masters and doctorate in Clinical Psychology, is a licensed Clinical and Forensic Psychologist, and previously practiced law as a Cook County Assistant Public Defender, litigating misdemeanor and felony cases representing indigent clients for over a decade.

Attorney Bridget Duignan grew up on the south side of Chicago. Her desire to help others led her to join the legal profession. Prior to joining Latherow & Duignan, Bridget served as Assistant Counsel to the Speaker of the Illinois House of Representatives. There, she analyzed proposed legislation, assisted House Members during debate and served as the Parliamentarian to the State Government and Insurance Committees. Prior to that, Bridget worked as a defense attorney in workers’ compensation and employment law. She gained valuable experience there, seeing injury claims from a defense perspective and seeing the ways big corporations make litigation difficult for injured and maligned individuals. Bridget uses this knowledge to help those injured because of others’ negligence.

Tyler Berberich is a partner at Horwitz, Horwitz & Associates. He has devoted his entire legal career to representing clients before the Illinois Workers’ Compensation Commission, as well as in circuit and appellate courts.

Tyler grew up in southern Michigan and attended Michigan State University, receiving a B.A. in Criminal Justice in 2005. In 2008, Tyler earned his J.D. from Chicago Kent College of Law. He began his legal career in Springfield, Illinois before moving back to Chicago to join Horwitz, Horwitz & Associates in 2010. Over the course of his legal career, Tyler has tried numerous complex workers’ compensation claims. He has also presented on workers’ compensation related issues at seminars and for various groups.

Prior to joining the WCLA board of directors, Tyler was an active member of the organization for many years, beginning in the young lawyers section.

Outside of work, Tyler enjoys spending time with his wife and two children, coaching his daughters’ sports teams and watching Kansas City and Michigan State sports.