Leadership & Career

1. Unhealthy Norms Hidden Behind Numbers When I became the manager of an educational sales team, I discovered several unhealthy […]

The Year of 1988: A Stranger in a Familiar Land 1988 was my first year at Samsung. I still remember sitting

Human beings live believing they are clever, but in moments of true crisis, what saves us is not the calculations

1. A Stubborn Refusal on the Way to the Airport I was heading to the airport after finishing some business

A Company Built on Math There was a time when the Korean educational brand Noonnoppi was built almost entirely on

It happened when I was a team manager at a branch office. There were usually more than thirty teachers at

Around the year 2000, the city of Bucheon, South Korea, was in the middle of a real estate boom. New

One man spoke from a corner office on Wall Street in the formal language of investment theory: “It’s far better

1. A Belief Tested in the Field Years ago, I believed that if you reduced unhealthy practices, lowered pressure on

It happened in 1988, during my first year as a new employee at Samsung. I was responsible for overseas purchasing.