[Wang Son-taek] Groupthink and World Cup anger

South Korea's failure to advance beyond the group stage of the FIFA World Cup has unleashed a wave of disappointment and anger across the country.

The frustration has been especially intense because this was widely regarded as the strongest Korean national team in history, featuring internationally acclaimed stars such as Son Heung-min, Kim Min-jae and Lee Kang-in.

Much of the public criticism has focused on the soccer establishment, including head coach Hong Myung-bo.

A former defender himself, ...