SIGNATURES Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange  Act of 1934, the registrant has duly caused  this report to be signed on its behalf by the undersigned, thereunto duly authorized, on  February 22, 2013. Radian Group Inc. By: /s/ SANFORD A. IBRAHIM Sanford A. Ibrahim, Chief Executive Officer Pursuant to the requirements of the Securities Exchange  Act of 1934, this report has been signed below on February 22,  2013, by the following persons on behalf of the registrant and in the capacities indicated. Name Title /S/ SANFORD A. IBRAHIM  Chief Executive Officer (Principal Executive Officer) and Director Sanford A. Ibrahim /s/ C. ROBERT QUINT Executive Vice President, Chief Financial Of ficer  (Principal Financial Officer) C. Robert Quint /s/ CATHERINE M. JACKSON  Senior Vice President, Controller (Principal Accounting Officer) Catherine M. Jackson /S/ HERBERT WENDER Non-Executive Chairman of the Board Herbert Wender /s/ DAVID C. CARNEY Director David C. Carney /s/ HOWARD B. CULANG Director Howard B. Culang /s/ LISA W. HESS Director Lisa W. Hess /s/ STEPHEN T. HOPKINS Director Stephen T. Hopkins /s/ BRIAN D. MONTGOMERY Director Brian D. Montgomery /s/ RONALD W. MOORE Director Ronald W. Moore /s/ GAETANO MUZIO Director Gaetano Muzio /s/ JAN NICHOLSON Director Jan Nicholson /s/ GREGORY V. SERIO Director Gregory V. Serio /s/ NOEL J. SPIEGEL Director Noel J. Spiegel 270