| Steven W. Alesio |
Senior Advisor to Providence Equity Partners L.L.C |
| Barry K. Allen |
Senior Advisor to Providence Equity Partners L.L.C |
| Benjamin D. Chereskin |
President, Profile Capital Management LLC |
| Glenn M. Creamer |
Senior Managing Director, Providence Equity Partners L.L.C |
| Michael J. Dominguez |
Managing Director, Providence Equity Partners L.L.C |
| John A. Edwardson |
Chairman of the Board |
| Paul J. Finnegan |
Co-CEO, Madison Dearborn Partners, LLC |
| Thomas E. Richards |
President and Chief Executive Officer |
| Robin P. Selati |
Managing Director, Madison Dearborn Partners, LLC |
| Donna F. Zarcone |
President and Chief Executive Officer, Economic Club of Chicago |
