When quantity leads to quality

Why learning environments shape which approach works best

There is a common belief that quality beats quantity. But a few years ago, I came across a story about a ceramics class that made me question that.

From Art & Fear by David Bayles and Ted Orland:

The ceramics teacher announced on opening day that he was dividing the class into two groups. All those on the left side of the studio, he said, would be graded solely on the quantity of work they produced, all those on the right solely on its quality.

His procedure was simple: on the final day of class he would bring in his bathroom scales and weigh the work of the “quantity” group: fifty pounds of pots rated an “A”, forty pounds a “B”, and so on. Those being graded on “quality”, however, needed to produce only one pot, albeit a perfect one, to get an “A”.

Well, came grading time and a curious fact emerged: the works of highest quality were all produced by the group being graded for quantity. It seems that while the “quantity” group was busily churning out piles of work, and learning from their …