- International Society for Bayesian Analysis
- Promotes the development and application of Bayesian statistical theory and methods useful in the solution of theoretical and applied problems in science, industry and government. - Bayesian Analysis Archive - Part of the ArXiv e-print repository.
- Bayesian Belief Networks - Online tutorial with an introduction to probability theory and to Bayesian belief networks.
- Bayesian Inference for the Physical Sciences - An annotated index for information on Bayesian inference for the physical sciences.
- Bayesian Model Averaging - Information regarding model averaging using Bayesian techniques. Software and papers available.
- Bayesian Programming - Promotes the thesis that probability is an alternative to logic, allowing rational decisions to be made with incomplete and uncertain knowledge.
- Biography of Reverend Thomas Bayes (1702-1761) - Part of the University of St. Andrews History of Mathematics archive.
- Decision Analysis Society - Promotes the development and use of logical methods for the improvement of decision-making.
- Duke University Institute of Statistics and Decision Sciences - The institute has a strong focus on Bayesian statistics.
- Making Sense of Probability: Fallacies, Myths and Puzzles - Norman Fenton provides many examples of probability problems that people normally get wrong or do not understand.
- Measurement Decision Theory - Includes rules, examples, and information about adaptive testing and sequential decisions. Main ideas are presented using a binary classification (pass/fail) test and a sample three-item test.
- Non-subjective Bayesian Statistical Methodology - A website and mailing list on non-subjective priors (e.g. non-informative, conventional and reference priors).
- Probability Theory As Extended Logic - A monumental online book by the late E. T. Jaynes on Bayesian inference. Also has a number of related articles by other authors.
- Scholarpedia: Bayesian Statistics - Encyclopedia article on this system for describing epistemological uncertainty using the mathematical language of probability.
- The Bayesian Songbook - A collection of often humorous songs with bayes-related lyrics sang to popular tunes on the last nights of the Valencia meetings on Bayesian statistics. Lyrics in LaTeX and postscript formats. Wav files of some songs available.
- Wikipedia: Bayesian Inference - Encyclopedia article on the statistical inference in which evidence or observations are used to update or to newly infer the probability that a hypothesis may be true.
