Written from the perspective of the Average Adjuster, this book is an essential read for practitioners in maritime law and marine insurance. The book contains: • Historical references regarding the establishment of GeneralAverage from Roman Law onwards • Establishment of the International rules: • The Glasgow Resolution 1860 • The York rules of 1864 • The York-Antwerp Rules 1877, 1890, 1924, 1950, 1974 & 1994 • The variation and changes to the text in 2004 but only those which had a significant effect • Why the 2004 changes were not universally adopted; and • General average security.