This book challenges the prevailing account of the Supreme Court of the New Deal era, which holds that in the spring of 1937 the Court suddenly abandoned jurisprudential positions it had staked out in such areas as substantive due process and commerce clause doctrine. In the conventional view, the impetus for such a dramatic reversal was provided by external political pressures manifested in FDR's landslide victory in the 1936 election, and by the...