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