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New Hubbard/Savage Workshops
Embracing Uncertainty & How to Measure Anything Series
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Ten Years of How to Measure Anything
Hubbard Decision Research is offering an anniversary special for books and webinars for a limited time. Author Doug Hubbard actively partners with ProbabilityManagement.org to improve decision and measurement standards.

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Probability Management: Rolling up operational risk at PG&E in INFORMS Magazine

Download New 3.0 Free Tools

  • Includes a wide array of probability distributions
  • Supports Excel 2010 and newer in Windows, Excel 2016 and newer on Mac
  • Now with statistical correlation

ProbabilityManagement.org – Making risk transparent

We are a non-profit dedicated to rethinking uncertainty through education, best practices, and our open SIPmath™ standard.

The discipline of probability management uses current computer technology to address the Flaw of Averages through improvements in:


Sam Savage, Executive Director, discusses the Arithmetic of Uncertainty at the Centre for Risk Studies at Cambridge University.

Executive Director Sam Savage

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