Access to accurate legal information is of great importance. Certainty of the law, creating the conditions necessary to equality and fairness in a legal system and improving the functioning of democratic institutions, depends upon it. Citizens have a right to information about the laws which govern their conduct and governments have an obligation to enable access to the law by means of all available and practicable tools. This book presents papers delivered at the workshop 'From Information to Knowledge - Online Access to Legal Information', held in Florence, Italy, in May 2011. This workshop.