[1] Siegel was the author of numerous works of legal commentary on the laws of the New York State.
Edition, and numerous commentaries in McKinney's New York Laws and the United States Code Annotated.
[7][8] Prior to and concurrent with his teaching at Albany, Siegel taught at St. John's University School of Law.
[10] For many years, Siegel also funded an annual scholarship for students participating in the editorial board of the Albany Law Review.
Siegel died at his home in North Egremont, Massachusetts on October 9, 2014, at the age of 82.