Krishna, et al (2001)Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.
Panko (2007)The issue is not whether there is an error but how many errors there are and how serious they are.
Mireault (2015)Developing an error-free spreadsheet has been a problem since the beginning of end-user computing.
Panko (2008)94% of the 88 spreadsheets audited in 7 studies have contained errors.
Caulkins, Morrison, & Weidemann (2008)Spreadsheets are commonly used and commonly flawed.
Galletta, et al (1993)Even obvious, elementary errors in very simple, clearly documented spreadsheets are... difficult to find.
Panko & Halverson (1996)Every study that has looked for errors has found them... in considerable abundance.
Dunn (2010)Spreadsheets are extraordinarily and unacceptably prone to error.
Sakal, et al (2015)Overconfidence is one of the most substantial causes of spreadsheet errors.
Panko (2015)Research on spreadsheet errors is substantial, compelling, and unanimous.
Teo & Tan (1999)Most executives do not really check or verify the accuracy or validity of [their] spreadsheets...
Mireault & Gresham (2015)Spreadsheets are often hard, if not impossible, to understand.
Abreu, et al (2015)Spreadsheets can be viewed as a highly flexible programming environment for end users.
Bock (2016)Spreadsheet development must embrace extensive testing in order to be taken seriously as a profession.
Abraham & Erwig (2007)Spreadsheet errors have resulted in huge financial losses.
Nixon & O'Hara (2010)Spreadsheet errors are still the rule rather than the exception.
Irons (2003)Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.
Colbenz (2005)Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Kruck & Sheetz (2001)...few incidents of spreadsheet errors are made public and these are usually not revealed by choice.
Rust, et al (2006)Spreadsheets have a notoriously high number of faults.
Caulkins, Morrison, & Weidemann (2006)People tend to believe their spreadsheets are more accurate than they really are.
Raffensperger (2001)Never assume a spreadsheet is right, even your own.
Miller (2005)Untested spreadsheets are riddled with errors.
Powell, Baker, & Lawson (2009)1% of all formulas in operational spreadsheets are in error.
Ayalew (2007)A significant proportion of spreadsheets have severe quality problems.
Caulkins, Morrison, & Weidemann (2006)Your spreadsheets may be disasters in the making.
Beaman, et al (2005)Errors in spreadsheets... result in incorrect decisions being made and significant losses incurred.
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.
Panko & Ordway (2005)Most large spreadsheets have dozens or even hundreds of errors.
Nixon & O'Hara (2010)It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.
Bishop & McDaid (2007)The quality and reliability of spreadsheets is known to be poor.
Kulesz & Ostberg (2013)Spreadsheets are more fault-prone than other software.
Murphy (2007)60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
Paine (2001)Spreadsheets are alarmingly error-prone to write.
Durusau & Hunting (2015)Spreadsheets are dangerous to their authors and others.
Ross (1996)A lot of decisions are being made on the basis of some bad numbers.
Abraham, et al (2005)Spreadsheets contain errors at an alarmingly high rate.
Csernoch & Biro (2013)Studies have shown that there is a high incidence of errors in spreadsheets.
Panko (2014)Despite overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.
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.
Burnett & Myers (2014)The software that end users are creating... is riddled with errors.
Panko (2013)It is irrational to expect large error-free spreadsheets.
Chadwick (2002)Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.
Howard (2005)Spreadsheets... pose a greater threat to your business than almost anything you can imagine.
Hermans & van der Storm (2015)Spreadsheets are the most popular live programming environments, but they are also notoriously fault-prone.
Sajaniemi (1998)The results given by spreadsheets are often just wrong.
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.