Adopting a causal interpretation of Bayesian networks, the author discusses the use of Bayesian networks to causal modeling. They also draw on the research itself is applied to describe various applications of technology. New Second Edition New chapters on Bayesian classifier the new network in the New object-oriented Bayesian networks that address issues fundamental to the discovery of causal and Markov blanket of a new invention which includes program evaluation methods Discussion of many common modeling errors discovery of new applications and case studies on the causal More coverage use of causal intervention to understand and reason with causal Bayesian network Illustrated with real case studies, the second edition of this bestseller continues to cover basic Bayesian network.