Arun Natarajan received the B.Tech. degree in electrical engineering from the Indian Institute of Technology, Madras, in 2001 and the M.S. and Ph.D. degrees in electrical engineering from the California Institute of Technology (Caltech), Pasadena, in 2003 and 2007, respectively. He joined IBM in 2007 and is presently a Research Staff Member at the IBM T. J. Watson Research Center, Yorktown Heights, NY. His research focuses on the design of high-frequency integrated circuits. His current research interests include RF and analog circuit design, wireless transceivers, and multiple-antenna system design. Dr. Natarajan received the Caltech Atwood Fellowship in 2001, the Analog Devices Outstanding Student IC Designer Award in 2004, and the IBM Research Fellowship in 2005.