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