The untested spreadsheet is as dangerous and untrustworthy as an untested program.
Price (2006)
Spreadsheets... pose a greater threat to your business than almost anything you can imagine.
Howard (2005)
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 the most popular live programming environments, but they are also notoriously fault-prone.
Hermans & van der Storm (2015)
The software that end users are creating... is riddled with errors.
Burnett & Myers (2014)
Developing an error-free spreadsheet has been a problem since the beginning of end-user computing.
Mireault (2015)
People tend to believe their spreadsheets are more accurate than they really are.
Caulkins, Morrison, & Weidemann (2006)
Untested spreadsheets are riddled with errors.
Miller (2005)
Spreadsheets are more fault-prone than other software.
Kulesz & Ostberg (2013)
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)
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)
60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
Murphy (2007)
The issue is not whether there is an error but how many errors there are and how serious they are.
Panko (2007)
Most large spreadsheets have dozens or even hundreds of errors.
Panko & Ordway (2005)
Spreadsheets are dangerous to their authors and others.
Durusau & Hunting (2015)
The results given by spreadsheets are often just wrong.
Sajaniemi (1998)
Spreadsheet errors have resulted in huge financial losses.
Abraham & Erwig (2007)
Despite overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.
Panko (2014)
Spreadsheets contain errors at an alarmingly high rate.
Abraham, et al (2005)
Research on spreadsheet errors is substantial, compelling, and unanimous.
Panko (2015)
The quality and reliability of spreadsheets is known to be poor.
Bishop & McDaid (2007)
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)
Your spreadsheets may be disasters in the making.
Caulkins, Morrison, & Weidemann (2006)
Spreadsheets are notoriously error-prone.
Cunha, et al (2011)
It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.
Nixon & O'Hara (2010)
94% of the 88 spreadsheets audited in 7 studies have contained errors.
Panko (2008)
Never assume a spreadsheet is right, even your own.
Raffensperger (2001)
Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.
Krishna, et al (2001)
Errors in spreadsheets... result in incorrect decisions being made and significant losses incurred.
Beaman, et al (2005)
Most executives do not really check or verify the accuracy or validity of [their] spreadsheets...
Teo & Tan (1999)
It is irrational to expect large error-free spreadsheets.
Panko (2013)
A significant proportion of spreadsheets have severe quality problems.
Ayalew (2007)
Studies have shown that there is a high incidence of errors in spreadsheets.
Csernoch & Biro (2013)
Despite being staggeringly error prone, spreadsheets are a highly flexible programming environment.
Abreu, et al (2015)
Spreadsheets are extraordinarily and unacceptably prone to error.
Dunn (2010)
Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.
Chadwick (2002)
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)
Every study, without exception, has found error rates much higher than organizations would wish to tolerate.
Panko (1999)
Spreadsheets have a notoriously high number of faults.
Rust, et al (2006)
Spreadsheets can be viewed as a highly flexible programming environment for end users.
Abreu, et al (2015)
Spreadsheet shortcomings can significantly hamper an organization's business operation.
Reschenhofer & Matthes (2015)
Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.
Irons (2003)
Spreadsheets are alarmingly error-prone to write.
Paine (2001)
Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Colbenz (2005)
Spreadsheets are easy to use and very hard to check.
Chen & Chan (2000)
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