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