Ms. Rosenstein was born in 1946 and grew up in the town of Windsor Locks, Connecticut. She attended the Windsor Locks public schools. Ms. Rosenstein obtained a Bachelor’s degree from Barnard College in 1968 and a Juris Doctor degree from Columbia Law School in 1971. After law school, Ms. Rosenstein married, moved to Connecticut and had a child. Ms. Rosenstein was admitted to the Connecticut bar in 1981 and began several years of general practice. Subsequently, she specialized in family cases with complex issues. Ms. Rosenstein closed her practice in 2015 and retired to Great Barrington, Massachusetts. She became an Associate in 2014, a Member of the Board of Directors in 2015 and Clerk of the Corporation in 2016.