The 10x Developer: Myth and How to Hire Better
In 1968, Harold Sackman, W.J. Erikson, and E.E. Grant published a study measuring performance differences among a group of professional programmers. Their headline finding was striking: the ratio of initial coding time between the best and worst performers was roughly 20 to 1. Debugging time ratios exceeded 25 to 1. From that data, the concept…