This article accompanies Trust at the Top

The U.S. economy offers an opportunity to rethink where many aspects of business -- especially HR -- are headed.  

In this PwC-sponsored study, Dr. Peter Cappelli and Yang Yang of the University of Pennsylvania's Wharton Center for Human Resources discuss how the human resource function has and will change.

In particular, they examine how the backgrounds of the individuals holding top HR roles have changed as an indicator of how the function itself is changing.

Read Who Gets the Top Job.