Judge Radigan, retired Nassau County Surrogate, serves as counsel to the Trusts & Estates Department. He is chair of the Firm's Mediation Solutions Group. Judge Radigan’s practice focuses on estate and trust litigation, estate administration, and estate planning.

For 20 years, Judge Radigan served as the Judge of the Nassau County Surrogate’s Court since he was first elected in 1981. Previously he served the Nassau Surrogate’s Court as Chief Clerk and Deputy Chief Clerk, and as a law assistant to Surrogate John D. Bennett. As chair of the Advisory Committee to the Legislature on the Estates Powers and Trusts Law, and the Surrogate’s Court Procedure Act, he has been a driving force in the revision and update of trusts and estates law and practice in New York State.

Judge Radigan is a Special Professor at Hofstra Law School, an adjunct professor at St. John’s University School of Law, and a former Adjunct Professor at Brooklyn Law School and Touro College, Jacob D. Fuchsberg Law Center. He has lectured extensively, delivering more than 100 lectures annually to a wide variety of organizations, including the Long Island Estate Planning Council, Cornell University Law School, New York Law School, Columbia Law School, Pace Law School, New York State Bar Association, City Bar of New York, the bar associations of Kings, Queens and Westchester counties, New York County Lawyers Association, and numerous other professional, business and social service organizations.

Judge Radigan is a member of the American Bar Association, New York State Bar Association, Nassau County Bar Association and its Decedent Estate Committee; Long Island Lawyers Association, National College of Probate Judges, New York State Bar Association Judicial Section where he served as president of the Judicial Council and as a former delegate to the House of Delegates; former chair of the Executive Committee of the Surrogates Association, chair of the Advisory Committee to the Legislature on EPTL and SCPA; and former chair of the Committee to Examine the Effectiveness of the Fiduciary Appointment Rule.

In addition, Judge Radigan is a Knight of Malta, a former president of the Society of the Friendly Sons of St. Patrick; and a member of the New York State Guard, where he served as colonel.

Awards
Estate Planning Council of Suffolk County, 1980
Surrogates Law Association, 1981
United Cerebral Palsy Association of Nassau County, 1985
Nassau Lawyers Association of Long Island, 1988
Great Neck Lawyers Association, 1989
Columbian Lawyers Association, 1990
Parkville Youth Organization, 1992
International Association for Financial Planning, 1992
Catholic Lawyers Guild of the Diocese of Rockville Center, Judiciary Award, 1992
New York State Bar Association House of Delegates, 1992
Nassau County for Community Service
Court Officers Benevolent Association, Fidelis Juri Award, 1997
Man of the Year, Friendly Sons of St. Patrick
Friends of the Arts
USA and Diabetes Association

Publications

• "Applying Equitable Estoppel to Deathbed Marriages" (New York Law Journal, May 13, 2010)
   

• Co-Author, New York Estate Administration, West Publishing
   

• Surrogate’s Forms with Commentary for Computer Use, DatalexBender’s New York Practice, (SCPA-EPTL)
   

• Warren’s Heaton Surrogate’s Courts

Articles

• "Analyzing New York Estate Tax Law as Federal Proposals Loom" (New York Law Journal, May 14, 2012) Co-authored with Raymond C. Radigan
   
• Duress: a Separate Objection to Probate" (New York Law Journal, March 12, 2012) Co-authored with Peter K. Kelly
   
• "New Uniform Trust Code to Be Submitted to Legislature" (New York Law Journal, January 9, 2012)
   
• "Self-Dealing Fiduciaries: What Is the Appropriate Standard?" (New York Law Journal, November 15, 2011) Co-authored with Jennifer Hillman
   
• "Subject Matter Jurisdiction in the Surrogate's Court" (New York Law Journal, March 14, 2011) Co-authored with Jennifer Hillman
   
• "Does New York Need a Trust Code?" (New York Law Journal, January 31, 2011) Co-authored with Jennifer Hillman and Peter K. Kelly
   
• "Rulings on Trustee's Duty to Diversify: What Have We Learned" (New York Law Journal, September 9, 2011)
   

• "Privity and the Role of Limited Letters in Legal Malpractice Actions" (New York Law Journal, November 22, 2010) (Co-authored with Jennifer Hillman)
   

• "Article 17-A Proceedings Remain an Important Tool" (New York Law Journal, January 6, 2010)
   

• "Till Death Do Us Part: Post-Death Annulment of Marriage and the Right of Election" (NYSBA Trusts & Estates Section Newsletter, Winter, 2009) (Co-authored with Jennifer F. Hillman)
   

• “Extraordinary Circumstances Required for Surrogate's Court Advice and Direction," (New York Law Journal, July 2009)
   
• “Dead Man’s Statute,” (New York State Bar Journal)
   
• “Estate Practice Guide,” (Nassau County Bar Association Bulletin)
   
• “Guidelines for Guardian ad Litem”
   
• Numerous articles for the New York Law Journal