In medieval England, the Norman conquest the law varied shire-to-shire, based on disparate tribal customs. The concept of a “common law” developed during the reign of Henry II during the late 12th century, when Henry appointed judges that had authority to create an institutionalised and unified system of law “common” to the country. The next major step in the evolution of the common law came when King John was forced by his barons to sign a document limiting his authority to pass laws.
In the United States the field is usually called law and society studies; in Europe it is more often referred to as socio-legal studies. At first, jurists and legal philosophers were suspicious of sociology of law. Civil law jurisdictions treat contracts differently in a number of respects, with a more interventionist role for the state in both the formation and enforcement of contracts. In France, an ordinary contract is said to form simply on the basis of a “meeting of the minds” or a “concurrence of wills”. Germany has a special approach to contracts, which ties into property law. Their ‘abstraction principle’ means that the personal obligation of contract forms separately from the title of property being …