Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.
Irons (2003)
The issue is not whether there is an error but how many errors there are and how serious they are.
Panko (2007)
The quality and reliability of spreadsheets is known to be poor.
Bishop & McDaid (2007)
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)
Studies have shown that there is a high incidence of errors in spreadsheets.
Csernoch & Biro (2013)
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)
Spreadsheets are more fault-prone than other software.
Kulesz & Ostberg (2013)
Research on spreadsheet errors is substantial, compelling, and unanimous.
Panko (2015)
Spreadsheets are often hard, if not impossible, to understand.
Mireault & Gresham (2015)
Despite overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.
Panko (2014)
94% of the 88 spreadsheets audited in 7 studies have contained errors.
Panko (2008)
Every study that has looked for errors has found them... in considerable abundance.
Panko & Halverson (1996)
Most executives do not really check or verify the accuracy or validity of [their] spreadsheets...
Teo & Tan (1999)
1% of all formulas in operational spreadsheets are in error.
Powell, Baker, & Lawson (2009)
Spreadsheets are easy to use and very hard to check.
Chen & Chan (2000)
People tend to believe their spreadsheets are more accurate than they really are.
Caulkins, Morrison, & Weidemann (2006)
Spreadsheet errors are still the rule rather than the exception.
Nixon & O'Hara (2010)
Spreadsheets contain errors at an alarmingly high rate.
Abraham, et al (2005)
Untested spreadsheets are riddled with errors.
Miller (2005)
Spreadsheets are dangerous to their authors and others.
Durusau & Hunting (2015)
The software that end users are creating... is riddled with errors.
Burnett & Myers (2014)
A lot of decisions are being made on the basis of some bad numbers.
Ross (1996)
The results given by spreadsheets are often just wrong.
Sajaniemi (1998)
Spreadsheets are extraordinarily and unacceptably prone to error.
Dunn (2010)
Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Colbenz (2005)
Spreadsheets can be viewed as a highly flexible programming environment for end users.
Abreu, et al (2015)
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)
Errors in spreadsheets... result in incorrect decisions being made and significant losses incurred.
Beaman, et al (2005)
Spreadsheet shortcomings can significantly hamper an organization's business operation.
Reschenhofer & Matthes (2015)
Never assume a spreadsheet is right, even your own.
Raffensperger (2001)
Spreadsheets are the most popular live programming environments, but they are also notoriously fault-prone.
Hermans & van der Storm (2015)
It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.
Nixon & O'Hara (2010)
Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.
Chadwick (2002)
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)
...few incidents of spreadsheet errors are made public and these are usually not revealed by choice.
Kruck & Sheetz (2001)
60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
Murphy (2007)
Spreadsheets have a notoriously high number of faults.
Rust, et al (2006)
Spreadsheets are commonly used and commonly flawed.
Caulkins, Morrison, & Weidemann (2008)
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)
It is irrational to expect large error-free spreadsheets.
Panko (2013)
Spreadsheets are alarmingly error-prone to write.
Paine (2001)
Overconfidence is one of the most substantial causes of spreadsheet errors.
Sakal, et al (2015)
Spreadsheets are notoriously error-prone.
Cunha, et al (2011)
Spreadsheets... pose a greater threat to your business than almost anything you can imagine.
Howard (2005)
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