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