A consistent challenge in my development as a researcher has been: how to cultivate deep, stable concentration in the face of complex, ill-structured creative problems?

In roles oriented around operation and execution, I benefited enormously from standard “productivity” advice. Task managers and time-planning tools were essential. But now, task mana

Three to four hours a day, five days a week, of uninterrupted and carefully directed concentration, it turns out, can produce a lot of valuable output.