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