He then joined the Army, where he switched fields to study psychology.

"Our initial group of people are trained to switch fields and wear different hats."

"He's going to switch fields and put it over the fence," said my father the first time my brother entered the batter's box that night.

A good many of those displaced executives, it turns out, have switched fields or decided to retire, these recruiters say.

The bills also do not provide incentives for teachers, other professionals and college students to switch fields to subject areas that are most in need.

But due to an unexpected injury(fracture) in his leg he couldn't continue with the same and switched fields.

The programs do have their critics, who contend, among other things, that they have too narrow a focus for students who may switch fields later.

So he switched fields and now works in marketing at American Express.

But now he appears to have switched fields.

In 1991, he read a paper that led him to switch fields, from visual perception to neurology and brain plasticity.