The Frontier EffectIn The Frontier Effect, Teo Ballv challenges the notion that in Urab, Colombia, the cause of the region's violent history and unruly contemporary condition is the absence of the state. Although he takes this locally oft repeated claim seriously, he demonstrates that Urab is more than a case of Hobbesian political disorder. Through his insightful exploration of war, paramilitary organizations, grassroots support and resistance, and drug related