….”every child can be helped to connect with the world of work starting in childhood and early adolescence,” said Dave Riley, a UW-Madison professor of human development and family studies. But it?s not likely puberty is the age when people decide to become, say, machinists or operating engineers. “Lasting commitments” to particular career paths made in early adolescence tend to be in the fields of sports, math or music, Riley said, and only if the adolescents happen to be really good at sports, math or music.