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