Lu Zhang

Do you document your spreadsheets? We use the FizzBuzz word game to illustrate the importance of documenting your spreadsheets.

See our bibliography of spreadsheet best practice, risk management, errors and testing, and methods for improving spreadsheets.

Your spreadsheets may be disasters in the making. Strive for spreadsheets that are validated, reliable, and auditable.

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

"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.

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

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

Every study that has looked for errors has found them in considerable numbers. Spreadsheeting's childhood is over.