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