Kathryn Staff

Once information is loaded into a spreadsheet, it acquires properties that it may not deserve – a process called reification.

Spreadsheets can be considered to be the world's most successful end-user programming language. Spreadsheet formulas are Turing complete.

This article walks you through different methods and built-in tools that can be used to audit and debug Excel spreadsheets.

Good spreadsheets are essential for informing decision making. But most spreadsheets are not good. We help you make better spreadsheets.

Only a quarter of survey participants were satisfied with their spreadsheet testing. Their techniques are largely manual and lack formalism.

The twenty principles for good spreadsheet practice aims to reduce the amount of time wasted and the number of errors.

Overconfidence is one of the main causes of spreadsheet errors. Being informed about overconfidence leads to more accurate spreadsheets.

Errors in the data, formulas, or manipulation of spreadsheets could be costly, even devastating.