A. V. Dicey (1835–1922), British jurist and constitutional theorist
Nichol had formerly been a coach at the University of Oxford, where along with A. V. Dicey, Vinerian Professor of English Law, philosopher Thomas Hill Green and poet Algernon Charles Swinburne he formed the Old Mortality Society, a literary discussion society.
This view contradicted the dominant parliamentary supremacy theories of A. V. Dicey, which had guided common law courts since the late 19th century.