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