His state constitutional law research has been cited by the New Jersey Supreme Court, and his research into constitutional change has been cited by leading scholars in law reviews, textbooks, and academic journals. Professor Marshfield has also served as a consultant to foreign officials regarding issues of constitutional revision, and he has advised public policy groups regarding voter awareness and ballot issues. There are distinguished methods of legal reasoning and methods of interpreting the law. The former are legal syllogism, which holds sway in civil law legal systems, analogy, which is present in common law legal systems, especially in the …