The 'dead sea effect' is caused by this phenomenon: http://brucefwebster.com/2008/04/11/the-wetware-crisis-the-d...

Hiring managers get the technical competency part right but they completely miss the most important things: work-ethic, tenacity, responsibility, team skills, organizational and planning ability, cultural fit, and decision-making. When you hire based on qualities that have no relevance (as all companies everywhere do), you might as well get some monkeys to throw darts on the wall. it'll speed up the process! http://www.adlerconcepts.com/resources/column/newsletter/ran...