■Applicant Sawyer, an owner of horses, had been suspended from racing for 10 years, after a hearing before the Ontario Racing Commission ■The lawyer who represented the commission also wrote the decision ■This constituted a "denial of natural justice" ■Judge: "I think Mr. Laskin is right in his submission that justice cannot appear to have been done when the determination of how a case was decided depends, not upon the reasons over the signature of the real author"