What the spreadsheet has done is to create in organisations and governments an over-reliance on numbers (by no means always meaningful or even accurate) with the result that often spurious numerical targets, metrics or values invariably override any conflicting human judgment. This has given rise to what a colleague of mine, Anthony Tasgal, calls “The Arithmocracy”: a powerful left-brained administrative caste which attaches importance only to things which can be expressed in numerical terms or on a chart.
Excerpt from: Rory Sutherland: The Wiki Man by Rory Sutherland