Teo & Tan (1999)Most executives do not really check or verify the accuracy or validity of [their] spreadsheets...
Dunn (2010)Spreadsheets are extraordinarily and unacceptably prone to error.
Panko & Ordway (2005)Most large spreadsheets have dozens or even hundreds of errors.
Sajaniemi (1998)The results given by spreadsheets are often just wrong.
Caulkins, Morrison & Weidemann (2008)Spreadsheets are commonly used and commonly flawed.
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.
Ayalew (2007)A significant proportion of spreadsheets have severe quality problems.
Irons (2003)Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.
Nixon & O'Hara (2010)Spreadsheet errors are still the rule rather than the exception.
Krishna, et al (2001)Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.
Beaman, et al (2005)Errors in spreadsheets... result in incorrect decisions being made and significant losses incurred.
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.
Panko (1999)Every study, without exception, has found error rates much higher than organizations would wish to tolerate.
Colbenz (2005)Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Panko & Halverson (1996)Every study that has looked for errors has found them... in considerable abundance.
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.
Abraham & Erwig (2007)Spreadsheet errors have resulted in huge financial losses.
Raffensperger (2001)Never assume a spreadsheet is right, even your own.
Kruck & Sheetz (2001)...few incidents of spreadsheet errors are made public and these are usually not revealed by choice.
Panko (2008)94% of the 88 spreadsheets audited in 7 studies have contained errors.
Abraham, et al (2005)Spreadsheets contain errors at an alarmingly high rate.
Panko (2014)Despite overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.
Galletta, et al (1993)Even obvious, elementary errors in very simple, clearly documented spreadsheets are... difficult to find.
Price (2006)The untested spreadsheet is as dangerous and untrustworthy as an untested program.
Mireault (2015)Developing an error-free spreadsheet has been a problem since the beginning of end-user computing.
Panko (2013)It is irrational to expect large error-free spreadsheets.
Powell, Baker & Lawson (2009)1% of all formulas in operational spreadsheets are in error.
Panko (2007)The issue is not whether there is an error but how many errors there are and how serious they are.
Cunha, et al (2011)Spreadsheets are notoriously error-prone.
Miller (2005)Untested spreadsheets are riddled with errors.
Csernoch & Biro (2013)Studies have shown that there is a high incidence of errors in spreadsheets.
Kulesz & Ostberg (2013)Spreadsheets are more fault-prone than other software.
Caulkins, Morrison, & Weidemann (2006)Your spreadsheets may be disasters in the making.
Paine (2001)Spreadsheets are alarmingly error-prone to write.
Howard (2005)Spreadsheets... pose a greater threat to your business than almost anything you can imagine.
Murphy (2007)60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
Chadwick (2002)Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.
Bishop & McDaid (2007)The quality and reliability of spreadsheets is known to be poor.