The Supreme Court stated that the test for dishonesty in fraud and other acquisitive offences – known as the 'Ghosh test', which has been used in criminal cases since 1982 – did not correctly represent the law
http://www.internationallawoffice.com/Newsletters/White-Collar-Crime/United-Kingdom/Arnold-Porter-Kaye-Scholer-LLP/Ghosh-test-overturned