It may well be the most important decision that Oxford University has faced in its 800-year history - should the ancient institution allow itself to be governed by outsiders or continue as a self-governing community of scholars? But it seems that not all Oxford dons can be relied upon to make their voices heard. University administrators have reportedly printed the postal voting forms for the poll next week on purple paper - to guard against any documents being lost amid the sea of paperwork that dons find themselves facing at this time of year.