People behaving badly — Revisiting a seminal 2007 paper modeling WoW's Corrupted Blood incident. Enlarge / Hakkar the Soulflayer was the primary source of infection for the "Corrupted Blood" outbreak in World of Warcraft.Blizzard Entertainment When it comes to a global pandemic, human beings are the ultimate wild card. That makes it challenging to build accurate mathematical models to predict how the progress of the disease will play out. We've certainly seen plenty of all-too-human responses...