If a conservative is a liberal who's been mugged, what do you call a Swede who's been kidnapped? Somebody you wouldn't want to cross, that's for sure. Ulf Hjertstrom has redefined the term Stockholm Syndrome, the bizarre attachment some hostages develop for their captors, first observed during a bank robbery in the Swedish capital more than 30 years ago. No such bonds were forged between Mr. Hjertstrom, a Swedish oil engineer, and the Shura Council of the Mujahedeen of Iraq, which held him captive for 67 days. "I have now put some people to work to find these bastards," Mr....