Inside Halden Fengsel, a high-security prison in Norway, inmates choose their own clothing. Knockoff track suits from designer brands such as Karl Lagerfeld are favoured. They buy fresh produce from their well-stocked grocery store and chop onions with knives from their shared kitchens. They play in bands and walk in the woods and pray in a graceful holy room where clerestory windows beam sunlight down onto slate floors and a compass shows the direction of Mecca. But what surprised California corrections officer Steve "Bull" Durham most on a recent visit to Halden wasn't the prisoners but the ...