See our bibliography of spreadsheet best practice, risk management, errors and testing, and methods for improving spreadsheets.
"Oh My God" my formulas are not working! This article covers most of the reasons for Excel formulas not working. And how to fix them.
Incorrect use of Excel's NPV function is a common source of spreadsheet errors. We show several pitfalls and ways to avoid them.
A poorly documented spreadsheet erodes effective use. Our workshops help students develop good documentation habits and skills.
Our spreadsheet methodology has criteria for designing, building, and validating spreadsheets to ensure that they work correctly.
60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets either completely or fairly well.
95% of all spreadsheets contain errors. So, it is almost certain that your spreadsheets are wrong.
This early spreadsheet, a Babylonian clay tablet c.1800 BC, contains several errors. How many errors do your spreadsheets have?
We can help you make better spreadsheets:
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