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