Raffensperger (2001)Never assume a spreadsheet is right, even your own.
Teo & Tan (1999)Most executives do not really check or verify the accuracy or validity of [their] spreadsheets...
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.
Hermans & van der Storm (2015)Spreadsheets are the most popular live programming environments, but they are also notoriously fault-prone.
Panko (2013)It is irrational to expect large error-free spreadsheets.
Sajaniemi (1998)The results given by spreadsheets are often just wrong.
Bock (2016)Spreadsheet development must embrace extensive testing in order to be taken seriously as a profession.
Bishop & McDaid (2007)The quality and reliability of spreadsheets is known to be poor.
Price (2006)The untested spreadsheet is as dangerous and untrustworthy as an untested program.
Burnett & Myers (2014)The software that end users are creating... is riddled with errors.
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.
Caulkins, Morrison, & Weidemann (2008)Spreadsheets are commonly used and commonly flawed.
Colbenz (2005)Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Caulkins, Morrison, & Weidemann (2006)People tend to believe their spreadsheets are more accurate than they really are.
Murphy (2007)60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
Chadwick (2002)Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.
Sakal, et al (2015)Overconfidence is one of the most substantial causes of spreadsheet errors.
Ayalew (2007)A significant proportion of spreadsheets have severe quality problems.
Mireault & Gresham (2015)Spreadsheets are often hard, if not impossible, to understand.
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.
Panko (2014)Despite overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.
Rust, et al (2006)Spreadsheets have a notoriously high number of faults.
Panko (2008)94% of the 88 spreadsheets audited in 7 studies have contained errors.
Ross (1996)A lot of decisions are being made on the basis of some bad numbers.
Powell, Baker, & Lawson (2009)1% of all formulas in operational spreadsheets are in error.
Panko & Halverson (1996)Every study that has looked for errors has found them... in considerable abundance.
Chen & Chan (2000)Spreadsheets are easy to use and very hard to check.
Durusau & Hunting (2015)Spreadsheets are dangerous to their authors and others.
Panko (2015)Research on spreadsheet errors is substantial, compelling, and unanimous.
Abreu, et al (2015)Spreadsheets can be viewed as a highly flexible programming environment for end users.
Howard (2005)Spreadsheets... pose a greater threat to your business than almost anything you can imagine.
Miller (2005)Untested spreadsheets are riddled with errors.
Kulesz & Ostberg (2013)Spreadsheets are more fault-prone than other software.
Galletta, et al (1993)Even obvious, elementary errors in very simple, clearly documented spreadsheets are... difficult to find.
Abraham, et al (2005)Spreadsheets contain errors at an alarmingly high rate.
Cunha, et al (2011)Spreadsheets are notoriously error-prone.
Abraham & Erwig (2007)Spreadsheet errors have resulted in huge financial losses.
Irons (2003)Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.
Panko (1999)Every study, without exception, has found error rates much higher than organizations would wish to tolerate.
Abreu, et al (2015)Despite being staggeringly error prone, spreadsheets are a highly flexible programming environment.
Dunn (2010)Spreadsheets are extraordinarily and unacceptably prone to error.
Panko (2007)The issue is not whether there is an error but how many errors there are and how serious they are.
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.
Reschenhofer & Matthes (2015)Spreadsheet shortcomings can significantly hamper an organization's business operation.
Nixon & O'Hara (2010)Spreadsheet errors are still the rule rather than the exception.
Nixon & O'Hara (2010)It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.