

Professor
Boston College Law School
885 Centre Street
Newton Centre, MA 02459
Telephone: 617-552-4343
Email: michael.cassidy@bc.edu
Criminal Law
Evidence
Prof Responsibility
Prosecutorial Ethics
R. Michael Cassidy teaches and writes in the areas of criminal law, evidence, and professional responsibility. He is considered an expert in prosecutorial ethics and provides training nationally to public sector attorneys on their responsibilities under the Rules of Professional Conduct. In July 2021, the Supreme Judicial Court of Massachusetts appointed Cassidy to a four-year term on the Board of Bar Overseers, the arm of the State’s highest court that regulates, investigates, and disciplines Massachusetts attorneys.
From 2015-2018, Cassidy served as the founding faculty director of BC Law's Rappaport Center for Law & Public Policy. He served as BC Law’s Associate Dean for Academic Affairs from 2007-2010 and Associate Dean for Administration and Finance from 1996 to 2002. The graduating classes of 2005, 2010, 2016, 2019, and 2020 awarded Cassidy the Emil Slizewski Distinguished Teaching Award in recognition of his extraordinary devotion to quality instruction in the classroom.
Cassidy’s scholarship has been published in the Northwestern Law Review, Notre Dame Law Review, William & Mary Law Review, and Georgetown Journal of Legal Ethics, among others. He is the author/co-author of three casebooks in the field of legal ethics and is quoted frequently by the media on criminal law and legal ethics, appearing in the New York Times, Washington Post, Wall Street Journal, Chicago Tribune and Boston Globe.
Among his professional and community activities, Cassidy has served as Editor-in-Chief of the Massachusetts Law Review. His service also includes membership on the Massachusetts State Ethics Commission, Massachusetts Judicial Nominating Commission, Governor's Commission on Corrections Reform, SJC’s Advisory Committee on Massachusetts Evidence Law, and SJC’s Standing Committee on the Rules of Professional Conduct. Cassidy has also worked as an advisor to the National District Attorneys' Association and a legal consultant to the United States Department of Justice on issues of police misconduct and prosecutorial ethics. In 2012, he was elected to the American Law Institute.
Cassidy received his B.A., magna cum laude, from the University of Notre Dame, and his J.D., magna cum laude, from Harvard University. Following law school, he served as a law clerk to the Hon. Edward F. Hennessey, Chief Justice of the Massachusetts Supreme Judicial Court, and as a litigation associate at the Boston law firm of Foley Hoag. After leaving private practice, Cassidy worked as a prosecutor in Massachusetts. From 1993 to 1996, Cassidy served as Chief of the Criminal Bureau in the Massachusetts Attorney General’s Office under Attorney General Scott Harshbarger.
RECENT MEDIA & APPEARANCES
In this Mass Lawyers Weekly op ed, Prof. R. Michael Cassidy warns lawyers on the threats posed against the rule of law by Trump's presidency--particularly the allegiance lawyers owe the bar and judicial system over any individual.
Read MoreKaren Read, accused of killing her boyfriend, alleges she was framed as part of a police cover-up. She is being retried after her first case ended in a mistrial. Prof. Michael Cassidy talks to the Washington Post about possible prosecution and defense strategies.
Read MoreFirst novel is factually inspired by the brutal murder of New England law professor.
Read MoreLong-serving member of the Board of Bar Overseers named chair of the group.
Read MoreProf. Michael Cassidy quoted in Law360 story on the Trump Georgia election interference case and the accusation that DA Fani Willis is having an improper relationship with the special prosecutor on the case.
Read MoreProf. Michael Cassidy is interviewed for NPR's story on a police officer who refuses to testify because he was placed on an exclusion list.
Read MoreComments by Professor Michael Cassidy on cases where politics and police resistance undercut the authority of prosecutors are included in two pieces by ProPublica.
Read MoreIn Courier Journal article, Michael Cassidy describes Ronnie Goldy's' actions as "inappropriate."
Read More