Ayalew (2007)A significant proportion of spreadsheets have severe quality problems.
Nixon & O'Hara (2010)Spreadsheet errors are still the rule rather than the exception.
Kruck & Sheetz (2001)...few incidents of spreadsheet errors are made public and these are usually not revealed by choice.
Nixon & O'Hara (2010)It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.
Bock (2016)Spreadsheet development must embrace extensive testing in order to be taken seriously as a profession.
Abreu, et al (2015)Despite being staggeringly error prone, spreadsheets are a highly flexible programming environment.
Chadwick (2002)Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.
Price (2006)The untested spreadsheet is as dangerous and untrustworthy as an untested program.
Caulkins, Morrison, & Weidemann (2006)Your spreadsheets may be disasters in the making.
Krishna, et al (2001)Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.
Panko (2015)Research on spreadsheet errors is substantial, compelling, and unanimous.
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.
Panko (2008)94% of the 88 spreadsheets audited in 7 studies have contained errors.
Galletta, et al (1993)Even obvious, elementary errors in very simple, clearly documented spreadsheets are... difficult to find.
Durusau & Hunting (2015)Spreadsheets are dangerous to their authors and others.
Miller (2005)Untested spreadsheets are riddled with errors.
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.
Bishop & McDaid (2007)The quality and reliability of spreadsheets is known to be poor.
Burnett & Myers (2014)The software that end users are creating... is riddled with errors.
Panko & Ordway (2005)Most large spreadsheets have dozens or even hundreds of errors.
Panko (2007)The issue is not whether there is an error but how many errors there are and how serious they are.
Panko (2013)It is irrational to expect large error-free spreadsheets.
Caulkins, Morrison, & Weidemann (2008)Spreadsheets are commonly used and commonly flawed.
Abraham, et al (2005)Spreadsheets contain errors at an alarmingly high rate.
Panko (1999)Every study, without exception, has found error rates much higher than organizations would wish to tolerate.
Kulesz & Ostberg (2013)Spreadsheets are more fault-prone than other software.
Cunha, et al (2011)Spreadsheets are notoriously error-prone.
Paine (2001)Spreadsheets are alarmingly error-prone to write.
Panko & Halverson (1996)Every study that has looked for errors has found them... in considerable abundance.
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.
Mireault (2015)Developing an error-free spreadsheet has been a problem since the beginning of end-user computing.
Caulkins, Morrison, & Weidemann (2006)People tend to believe their spreadsheets are more accurate than they really are.
Murphy (2007)60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
Teo & Tan (1999)Most executives do not really check or verify the accuracy or validity of [their] spreadsheets...
Beaman, et al (2005)Errors in spreadsheets... result in incorrect decisions being made and significant losses incurred.
Dunn (2010)Spreadsheets are extraordinarily and unacceptably prone to error.
Powell, Baker, & Lawson (2009)1% of all formulas in operational spreadsheets are in error.
Mireault & Gresham (2015)Spreadsheets are often hard, if not impossible, to understand.
Colbenz (2005)Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Reschenhofer & Matthes (2015)Spreadsheet shortcomings can significantly hamper an organization's business operation.
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)Spreadsheets can be viewed as a highly flexible programming environment for end users.
Abraham & Erwig (2007)Spreadsheet errors have resulted in huge financial losses.
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.
Irons (2003)Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.