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