Presidential hopeful Senator Barack Obama, music mogul Jay Z, Hollywood hot shot Tyler Perry are among the powerful 7 topping the list.
By category, here are their picks.
* Politics: Barack Obama
* News: Oprah Winfrey
* Music: Jay Z
* Business: Russell Simmons
* Entertainment: Tyler Perry
* Sports: Tony Dungy and Lovie Smith
Do you think they got it right? Comment or add your picks in the Forums.