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