Errors in spreadsheets... result in incorrect decisions being made and significant losses incurred.
Beaman, et al (2005)
Spreadsheets are commonly used and commonly flawed.
Caulkins, Morrison, & Weidemann (2008)
Spreadsheets... pose a greater threat to your business than almost anything you can imagine.
Howard (2005)
It is irrational to expect large error-free spreadsheets.
Panko (2013)
The quality and reliability of spreadsheets is known to be poor.
Bishop & McDaid (2007)
Every study that has looked for errors has found them... in considerable abundance.
Panko & Halverson (1996)
Most large spreadsheets have dozens or even hundreds of errors.
Panko & Ordway (2005)
Spreadsheets are often hard, if not impossible, to understand.
Mireault & Gresham (2015)
Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.
Krishna, et al (2001)
Despite being staggeringly error prone, spreadsheets are a highly flexible programming environment.
Abreu, et al (2015)
Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Colbenz (2005)
Even obvious, elementary errors in very simple, clearly documented spreadsheets are... difficult to find.
Galletta, et al (1993)
1% of all formulas in operational spreadsheets are in error.
Powell, Baker, & Lawson (2009)
Studies have shown that there is a high incidence of errors in spreadsheets.
Csernoch & Biro (2013)
Spreadsheets are more fault-prone than other software.
Kulesz & Ostberg (2013)
Spreadsheets are easy to use and very hard to check.
Chen & Chan (2000)
Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.
Chadwick (2002)
Spreadsheets have a notoriously high number of faults.
Rust, et al (2006)
Every study, without exception, has found error rates much higher than organizations would wish to tolerate.
Panko (1999)
Your spreadsheets may be disasters in the making.
Caulkins, Morrison, & Weidemann (2006)
The software that end users are creating... is riddled with errors.
Burnett & Myers (2014)
Spreadsheets are extraordinarily and unacceptably prone to error.
Dunn (2010)
Spreadsheets are dangerous to their authors and others.
Durusau & Hunting (2015)
Spreadsheet errors are still the rule rather than the exception.
Nixon & O'Hara (2010)
Spreadsheets contain errors at an alarmingly high rate.
Abraham, et al (2005)
Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.
Irons (2003)
Spreadsheet shortcomings can significantly hamper an organization's business operation.
Reschenhofer & Matthes (2015)
Developing an error-free spreadsheet has been a problem since the beginning of end-user computing.
Mireault (2015)
Spreadsheet development must embrace extensive testing in order to be taken seriously as a profession.
Bock (2016)
Despite overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.
Panko (2014)
60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
Murphy (2007)
Research on spreadsheet errors is substantial, compelling, and unanimous.
Panko (2015)
Overconfidence is one of the most substantial causes of spreadsheet errors.
Sakal, et al (2015)
Most executives do not really check or verify the accuracy or validity of [their] spreadsheets...
Teo & Tan (1999)
Never assume a spreadsheet is right, even your own.
Raffensperger (2001)
Spreadsheet errors have resulted in huge financial losses.
Abraham & Erwig (2007)
Spreadsheets are alarmingly error-prone to write.
Paine (2001)
People tend to believe their spreadsheets are more accurate than they really are.
Caulkins, Morrison, & Weidemann (2006)
Spreadsheets are notoriously error-prone.
Cunha, et al (2011)
The issue is not whether there is an error but how many errors there are and how serious they are.
Panko (2007)
The results given by spreadsheets are often just wrong.
Sajaniemi (1998)
94% of the 88 spreadsheets audited in 7 studies have contained errors.
Panko (2008)
Spreadsheets are the most popular live programming environments, but they are also notoriously fault-prone.
Hermans & van der Storm (2015)
Untested spreadsheets are riddled with errors.
Miller (2005)
A lot of decisions are being made on the basis of some bad numbers.
Ross (1996)
A significant proportion of spreadsheets have severe quality problems.
Ayalew (2007)
It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.
Nixon & O'Hara (2010)
The untested spreadsheet is as dangerous and untrustworthy as an untested program.
Price (2006)
Spreadsheets can be viewed as a highly flexible programming environment for end users.
Abreu, et al (2015)
...few incidents of spreadsheet errors are made public and these are usually not revealed by choice.
Kruck & Sheetz (2001)

Gregg Rothermel

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