As constitutional scholar John Nowak noted when it was first released, Choper's classic book "is mandatory reading for anyone seriously attempting to study our constitutional system of government. It is an important assessment of the democratic process and the theoretical and practical role of the Supreme Court." That view is still true today, as borne out by countless cites to it in recent years.
Although the Constitution of the U.S. states that there shall be no laws that either establish or prohibit religion, the application of the Religion Clauses throughout history has been fraught with conflict and ambiguity. In this classic book, a leading constitutional scholar (and former Dean of Berkeley Law) proposed a set of guidelines meant to provide consistent guidance for interpretation.