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