Scott White, 51, appeared in the New South Wales state Supreme Court for a sentencing hearing after he pleaded guilty in January to the murder of the Los Angeles-born Canberra resident, whose death at the base of a North Head cliff was initially dismissed by police as suicide. Steve Johnson with his sisters, Terry, left, and Rebecca and his wife Rosemarie, second right, arrive at the Supreme Court in Sydney on Monday for a sentencing hearing in the murder of Scott Johnson - Steve, Terry and Rebecca's brother.ĬANBERRA, Australia - A man told police he killed American mathematician Scott Johnson in 1988 by pushing the 27-year-old off a Sydney cliff in what prosecutors describe as a gay hate crime, a court heard on Monday.