Cunha, et al (2011)Spreadsheets are notoriously error-prone.
Beaman, et al (2005)Errors in spreadsheets... result in incorrect decisions being made and significant losses incurred.
Howard (2005)Spreadsheets... pose a greater threat to your business than almost anything you can imagine.
Kulesz & Ostberg (2013)Spreadsheets are more fault-prone than other software.
Panko (2007)The issue is not whether there is an error but how many errors there are and how serious they are.
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.
Sakal, et al (2015)Overconfidence is one of the most substantial causes of spreadsheet errors.
Hermans & van der Storm (2015)Spreadsheets are the most popular live programming environments, but they are also notoriously fault-prone.
Sajaniemi (1998)The results given by spreadsheets are often just wrong.
Paine (2001)Spreadsheets are alarmingly error-prone to write.
Dunn (2010)Spreadsheets are extraordinarily and unacceptably prone to error.
Nixon & O'Hara (2010)It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.
Kruck & Sheetz (2001)...few incidents of spreadsheet errors are made public and these are usually not revealed by choice.
Caulkins, Morrison, & Weidemann (2008)Spreadsheets are commonly used and commonly flawed.
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.
Ross (1996)A lot of decisions are being made on the basis of some bad numbers.
Chen & Chan (2000)Spreadsheets are easy to use and very hard to check.
Raffensperger (2001)Never assume a spreadsheet is right, even your own.
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...
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.
Caulkins, Morrison, & Weidemann (2006)Your spreadsheets may be disasters in the making.
Panko (1999)Every study, without exception, has found error rates much higher than organizations would wish to tolerate.
Mireault & Gresham (2015)Spreadsheets are often hard, if not impossible, to understand.
Colbenz (2005)Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Ayalew (2007)A significant proportion of spreadsheets have severe quality problems.
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.
Price (2006)The untested spreadsheet is as dangerous and untrustworthy as an untested program.
Krishna, et al (2001)Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.
Csernoch & Biro (2013)Studies have shown that there is a high incidence of errors in spreadsheets.
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.
Nixon & O'Hara (2010)Spreadsheet errors are still the rule rather than the exception.
Irons (2003)Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.
Abraham & Erwig (2007)Spreadsheet errors have resulted in huge financial losses.
Murphy (2007)60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
Miller (2005)Untested spreadsheets are riddled with errors.
Abreu, et al (2015)Spreadsheets can be viewed as a highly flexible programming environment for end users.
Powell, Baker, & Lawson (2009)1% of all formulas in operational spreadsheets are in error.
Abraham, et al (2005)Spreadsheets contain errors at an alarmingly high rate.
Panko (2015)Research on spreadsheet errors is substantial, compelling, and unanimous.
Panko (2013)It is irrational to expect large error-free spreadsheets.
Panko (2014)Despite overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.
Panko (2008)94% of the 88 spreadsheets audited in 7 studies have contained errors.
Caulkins, Morrison, & Weidemann (2006)People tend to believe their spreadsheets are more accurate than they really are.
Mireault (2015)Developing an error-free spreadsheet has been a problem since the beginning of end-user computing.