Galletta, et al (1993)Even obvious, elementary errors in very simple, clearly documented spreadsheets are... difficult to find.
Abreu, et al (2015)Despite being staggeringly error prone, spreadsheets are a highly flexible programming environment.
Nixon & O'Hara (2010)It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.
Panko (2015)Research on spreadsheet errors is substantial, compelling, and unanimous.
Abraham, et al (2005)Spreadsheets contain errors at an alarmingly high rate.
Bishop & McDaid (2007)The quality and reliability of spreadsheets is known to be poor.
Abreu, et al (2015)Spreadsheets can be viewed as a highly flexible programming environment for end users.
Ayalew (2007)A significant proportion of spreadsheets have severe quality problems.
Teo & Tan (1999)Most executives do not really check or verify the accuracy or validity of [their] spreadsheets...
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.
Burnett & Myers (2014)The software that end users are creating... is riddled with errors.
Miller (2005)Untested spreadsheets are riddled with errors.
Panko & Ordway (2005)Most large spreadsheets have dozens or even hundreds of errors.
Abraham & Erwig (2007)Spreadsheet errors have resulted in huge financial losses.
Bock (2016)Spreadsheet development must embrace extensive testing in order to be taken seriously as a profession.
Murphy (2007)60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
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.
Hermans & van der Storm (2015)Spreadsheets are the most popular live programming environments, but they are also notoriously fault-prone.
Reschenhofer & Matthes (2015)Spreadsheet shortcomings can significantly hamper an organization's business operation.
Raffensperger (2001)Never assume a spreadsheet is right, even your own.
Nixon & O'Hara (2010)Spreadsheet errors are still the rule rather than the exception.
Powell, Baker, & Lawson (2009)1% of all formulas in operational spreadsheets are in error.
Panko (2013)It is irrational to expect large error-free spreadsheets.
Kruck & Sheetz (2001)...few incidents of spreadsheet errors are made public and these are usually not revealed by choice.
Sajaniemi (1998)The results given by spreadsheets are often just wrong.
Sakal, et al (2015)Overconfidence is one of the most substantial causes of spreadsheet errors.
Howard (2005)Spreadsheets... pose a greater threat to your business than almost anything you can imagine.
Panko (2007)The issue is not whether there is an error but how many errors there are and how serious they are.
Panko & Halverson (1996)Every study that has looked for errors has found them... in considerable abundance.
Irons (2003)Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.
Caulkins, Morrison, & Weidemann (2006)People tend to believe their spreadsheets are more accurate than they really are.
Panko (2014)Despite overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.
Colbenz (2005)Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Paine (2001)Spreadsheets are alarmingly error-prone to write.
Chadwick (2002)Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.
Rust, et al (2006)Spreadsheets have a notoriously high number of faults.
Beaman, et al (2005)Errors in spreadsheets... result in incorrect decisions being made and significant losses incurred.
Krishna, et al (2001)Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.
Durusau & Hunting (2015)Spreadsheets are dangerous to their authors and others.
Cunha, et al (2011)Spreadsheets are notoriously error-prone.
Chen & Chan (2000)Spreadsheets are easy to use and very hard to check.
Ross (1996)A lot of decisions are being made on the basis of some bad numbers.
Caulkins, Morrison, & Weidemann (2008)Spreadsheets are commonly used and commonly flawed.
Csernoch & Biro (2013)Studies have shown that there is a high incidence of errors in spreadsheets.
Price (2006)The untested spreadsheet is as dangerous and untrustworthy as an untested program.
Panko (2008)94% of the 88 spreadsheets audited in 7 studies have contained errors.
Kulesz & Ostberg (2013)Spreadsheets are more fault-prone than other software.
Mireault & Gresham (2015)Spreadsheets are often hard, if not impossible, to understand.