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