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