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