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