This collective work provides a chronological and up-to-date reconstruction of the three-round debate between Robert Alexy and Ralf Poscher.The debate represents the German development of an enduring jurisprudential controversy over the concept and adjudicatory role of legal principles, classically addressed by HLA Hart and Ronald Dworkin. Alexy's principles theory, which has initially defined 'legal principles' as optimisation requirements, currently argues that t...

Law's Ideal Dimension provides a comprehensive account in English of renowned legal theorist Robert Alexy's understanding of jurisprudence, as expanded upon from his publications A Theory of Legal Argumentation (OUP 1989), A Theory of Constitutional Rights (OUP 1985), and The Argument from Injustice (OUP 1992). The collection is divided into three parts. Part One concerns the nature of law: it explores its real and ideal dimensions and how the ideal dime...