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