Playing defense is a tough damn job, with risk of injury, exposure and public humiliation on every sortie. The development of a successful defenseman should be timed by sundial, and there's an enormous risk in dealing away a defenseman during his development time. Trade him too soon and he haunts you for a decade.
In the beginning, the Edmonton Oilers liked Theo Peckham very much. They actually traded up for him at the 2006 entry draft, sending the 80th overall pick and the 200th overall pick in the 2006 entry draft to move up 5 slots and take the roughouse defender from Richmond Hill, Ontario at 75th overall in 2006.
Peckham's development through junior and into pro hockey