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