John Austin’s Theory of Jurisprudence - Study of Positive Law Generally speaking, jurisprudence is a deeper understanding and perception of the theory and philosophy of law. This is related to legal reasoning, legal systems and about the legal institutions. In fact, modern jurisprudence started in 18 th century and centered on the principles of natural law, civil law and the law of nations. However, according to John Austin, jurisprudence is the study of the concept of law, that needs to be modified, in order to remove moral criteria of legal validity. Additionally, he believes that moral values must not be used in decision-making in the court. For him, the existence of law offers both its advantages and disadvantages to people. The life of John Austin was being surrounded by disappointments and unattainable expectations during his time. Austin was born in Suffolk merchant family. He joined the military before he began his legal training. After that,...