thegivegiveJeff Riddle"There is no evidence that long hours contribute to real productivity [at] work...& plenty of evidence that they don't" http://t.co/NgSsBcdJ
theraswoodtheras wood"There is no evidence that long hours contribute to real productivity [at] work...& plenty of evidence that they don't" http://t.co/NgSsBcdJ
mkonnikovaMaria Konnikova"There is no evidence that long hours contribute to real productivity [at] work...& plenty of evidence that they don't" http://t.co/NgSsBcdJ