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