Thomas C Redman makes an important – but rarely voiced – point, in an article called Why Outsiders Trump Insiders (and Why They Shouldn't) in the Winter 2009 issue of MIT’s Sloan Management Review.

The mistake, he believes, lies in distrusting insiders’ biases too much, while blithely assuming that outsiders’ motives are pure.

“The remedy is simple enough – scrutinize all sources equally.”

On important decisions, seek inputs from diverse places. That's what a Yala is all about.