Communications of the ACM, March 1995, Volume 38, Number 3. Guest editors: D. Heckerman, M. Wellman, and A. Mamdani.

This issue contains the following articles:

• Bayesian Networks, David Heckerman and Michael Wellman
• Structure and Chance: Melding Logic and Probability for Software Debugging, Lisa Burnell and Eric Horvitz
• Applying Bayesian Networks to Information Retrieval, Robert Fung and Brendan Del Favero
• Decision-Theoretic Troubleshooting, David Heckerman, John Breese, and Koos Rommelse