In addition to his law practice, Fisher has taught extensively on ethics to practicing lawyers and students, and has published a treatise and numerous articles in professional journals.
A past officer of the Connecticut Bar Association, Fisher has led or co-led task forces for the association, including those on the Future of the Legal Profession, Confidentiality and the Courts, and the Future of Connecticut's Probate Court System.
In areas of public service, Fisher has been appointed by two different governors to serve on commissions related to justice and the courts, most recently in his current role as chair of the Commission on Judicial Compensation. As president of the Connecticut Bar Foundation, he helps raise money for legal aid programs.
Fisher has also been active in providing pro bono service in areas of marriage equality, prison conditions and volunteer criminal defense. In that capacity, he has led McCarter & English's sponsorship of the Connecticut Innocence Project, which helps provide legal services for wrongly convicted individuals.