Among the hundreds of thousands of scientists who are trained in academia, many of them leave to follow a different career. According to the latest survey of doctorate recipients conducted by the US National Science Foundation, nearly one-fifth of employed people with science and engineering PhDs were no longer working in science in 2010. This is partly due to a lack of room at the top. In the United States, the number of PhDs entering the workforce has skyrocketed but the number of stable academic jobs has not. In 1973, nearly 90% of US PhDs working in academia held full-time faculty positions, compared with about 75% in 2010…
