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