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)
Spreadsheets are often hard, if not impossible, to understand.
Mireault & Gresham (2015)
Your spreadsheets may be disasters in the making.
Caulkins, Morrison, & Weidemann (2006)
Developing an error-free spreadsheet has been a problem since the beginning of end-user computing.
Mireault (2015)
94% of the 88 spreadsheets audited in 7 studies have contained errors.
Panko (2008)
The results given by spreadsheets are often just wrong.
Sajaniemi (1998)
Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Colbenz (2005)
Spreadsheets are the most popular live programming environments, but they are also notoriously fault-prone.
Hermans & van der Storm (2015)
Spreadsheets can be viewed as a highly flexible programming environment for end users.
Abreu, et al (2015)
Even obvious, elementary errors in very simple, clearly documented spreadsheets are... difficult to find.
Galletta, et al (1993)
Studies have shown that there is a high incidence of errors in spreadsheets.
Csernoch & Biro (2013)
1% of all formulas in operational spreadsheets are in error.
Powell, Baker, & Lawson (2009)
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)
Untested spreadsheets are riddled with errors.
Miller (2005)
Overconfidence is one of the most substantial causes of spreadsheet errors.
Sakal, et al (2015)
The software that end users are creating... is riddled with errors.
Burnett & Myers (2014)
It is irrational to expect large error-free spreadsheets.
Panko (2013)
Spreadsheets are extraordinarily and unacceptably prone to error.
Dunn (2010)
...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)
Never assume a spreadsheet is right, even your own.
Raffensperger (2001)
Spreadsheets have a notoriously high number of faults.
Rust, et al (2006)
Despite overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.
Panko (2014)
People tend to believe their spreadsheets are more accurate than they really are.
Caulkins, Morrison, & Weidemann (2006)
Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.
Krishna, et al (2001)
A significant proportion of spreadsheets have severe quality problems.
Ayalew (2007)
Spreadsheets are easy to use and very hard to check.
Chen & Chan (2000)
Spreadsheets are more fault-prone than other software.
Kulesz & Ostberg (2013)
Spreadsheet shortcomings can significantly hamper an organization's business operation.
Reschenhofer & Matthes (2015)
Spreadsheet development must embrace extensive testing in order to be taken seriously as a profession.
Bock (2016)
Spreadsheets... pose a greater threat to your business than almost anything you can imagine.
Howard (2005)
60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
Murphy (2007)
Spreadsheet errors are still the rule rather than the exception.
Nixon & O'Hara (2010)
A lot of decisions are being made on the basis of some bad numbers.
Ross (1996)
Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.
Chadwick (2002)
The untested spreadsheet is as dangerous and untrustworthy as an untested program.
Price (2006)
Spreadsheets are alarmingly error-prone to write.
Paine (2001)
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)
Every study that has looked for errors has found them... in considerable abundance.
Panko & Halverson (1996)
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)
Spreadsheets contain errors at an alarmingly high rate.
Abraham, et al (2005)
It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.
Nixon & O'Hara (2010)
Spreadsheets are notoriously error-prone.
Cunha, et al (2011)
Spreadsheets are dangerous to their authors and others.
Durusau & Hunting (2015)
Spreadsheets are commonly used and commonly flawed.
Caulkins, Morrison, & Weidemann (2008)
Despite being staggeringly error prone, spreadsheets are a highly flexible programming environment.
Abreu, et al (2015)
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