In 1987, U. S. Supreme Court justice summarized the thrust of earlier opinions, holding that "prison walls do not form a barrier separating prison inmates from the protections of the Constitution."

Sandra Day O'Connor

Explanation:

In 1987, U.S. Supreme Court justice Sandra Day O'Connor summarized the thrust of earlier opinions, holding that "prison walls do not form a barrier separating prison inmates from the protections of the Constitution." That is the prisoners should not be deprived of their rights such as prisoner’s ability to provide legal assistance to a fellow inmate and also exercise their rights

Chief Justice William Rehnquist

Explanation: Chief Justice William Rehnquist was the chief justice of the U.S Supreme Court in 1987 where he presided on the case of

Turner v. Safley (1987), Stating that prison walls do not form a barrier separating inmates from the protections of the Constitution.”