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