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