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