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6
Outside the Box
Developing Skills for
Creative Thinking
To encourage creativity, people often say, “Think outside the box.” The rec-
ommendation urges divergent thinking, a break from common rules and
assumptions. Murray Gell-Mann, a Nobel laureate in physics, believes that
the phrase originates from the popular nine-dots puzzle, where the solver
has to cross all the dots with no more than four straight lines without lift-
ing the pen [1] (Figure6.1). The puzzle is impossible to solve if the lines stay
inside the box (outlined by the dashed square in Figure6.1). But once you go
beyond the box, the solution becomes almost trivial.
A recent study ...