Teo & Tan (1999)Most executives do not really check or verify the accuracy or validity of [their] spreadsheets...
Kruck & Sheetz (2001)...few incidents of spreadsheet errors are made public and these are usually not revealed by choice.
Bock (2016)Spreadsheet development must embrace extensive testing in order to be taken seriously as a profession.
Miller (2005)Untested spreadsheets are riddled with errors.
Dunn (2010)Spreadsheets are extraordinarily and unacceptably prone to error.
Abreu, et al (2015)Spreadsheets can be viewed as a highly flexible programming environment for end users.
Price (2006)The untested spreadsheet is as dangerous and untrustworthy as an untested program.
Panko (2007)The issue is not whether there is an error but how many errors there are and how serious they are.
Irons (2003)Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.
Panko (2008)94% of the 88 spreadsheets audited in 7 studies have contained errors.
Paine (2001)Spreadsheets are alarmingly error-prone to write.
Beaman, et al (2005)Errors in spreadsheets... result in incorrect decisions being made and significant losses incurred.
Kulesz & Ostberg (2013)Spreadsheets are more fault-prone than other software.
Colbenz (2005)Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Chadwick (2002)Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.
Cunha, et al (2011)Spreadsheets are notoriously error-prone.
Abreu, et al (2015)Despite being staggeringly error prone, spreadsheets are a highly flexible programming environment.
Panko (2014)Despite overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.
Hermans & van der Storm (2015)Spreadsheets are the most popular live programming environments, but they are also notoriously fault-prone.
Sajaniemi (1998)The results given by spreadsheets are often just wrong.
Nixon & O'Hara (2010)Spreadsheet errors are still the rule rather than the exception.
Ayalew (2007)A significant proportion of spreadsheets have severe quality problems.
Reschenhofer & Matthes (2015)Spreadsheet shortcomings can significantly hamper an organization's business operation.
Csernoch & Biro (2013)Studies have shown that there is a high incidence of errors in spreadsheets.
Mireault & Gresham (2015)Spreadsheets are often hard, if not impossible, to understand.
Ross (1996)A lot of decisions are being made on the basis of some bad numbers.
Caulkins, Morrison, & Weidemann (2006)People tend to believe their spreadsheets are more accurate than they really are.
Panko & Halverson (1996)Every study that has looked for errors has found them... in considerable abundance.
Caulkins, Morrison, & Weidemann (2008)Spreadsheets are commonly used and commonly flawed.
Panko (2015)Research on spreadsheet errors is substantial, compelling, and unanimous.
Panko & Ordway (2005)Most large spreadsheets have dozens or even hundreds of errors.
Caulkins, Morrison, & Weidemann (2006)Your spreadsheets may be disasters in the making.
Durusau & Hunting (2015)Spreadsheets are dangerous to their authors and others.
Panko (2013)It is irrational to expect large error-free spreadsheets.
Galletta, et al (1993)Even obvious, elementary errors in very simple, clearly documented spreadsheets are... difficult to find.
Mireault (2015)Developing an error-free spreadsheet has been a problem since the beginning of end-user computing.
Panko (1999)Every study, without exception, has found error rates much higher than organizations would wish to tolerate.
Abraham & Erwig (2007)Spreadsheet errors have resulted in huge financial losses.
Chen & Chan (2000)Spreadsheets are easy to use and very hard to check.
Murphy (2007)60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
Bishop & McDaid (2007)The quality and reliability of spreadsheets is known to be poor.
Raffensperger (2001)Never assume a spreadsheet is right, even your own.
Howard (2005)Spreadsheets... pose a greater threat to your business than almost anything you can imagine.
Abraham, et al (2005)Spreadsheets contain errors at an alarmingly high rate.
Rust, et al (2006)Spreadsheets have a notoriously high number of faults.
Krishna, et al (2001)Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.
Sakal, et al (2015)Overconfidence is one of the most substantial causes of spreadsheet errors.
Burnett & Myers (2014)The software that end users are creating... is riddled with errors.
Nixon & O'Hara (2010)It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.
Powell, Baker, & Lawson (2009)1% of all formulas in operational spreadsheets are in error.