Sen. Ed Markey, D-Mass., joins Senate Commerce Committee, as expected...

Sen. Ed Markey, D-Mass., joins Senate Commerce Committee, as expected (CD July 17 p14), and hires Joey Wender, his legislative director when Markey was a member of the House, to his Senate staff … Time Warner Inc. promotes John Martin to CEO, Turner Broadcasting System, effective Jan. 1, succeeding Phil Kent, who will be chairman for a transition period next year … Viacom promotes to Nickelodeon Group senior vice presidents Matthew Duntemann for brand design, Pete Johnson, creative advertising, and Eric Squires, creative operations … Tollgrade Communications hires Kimberly Getgen, ex-Echelon Corp., as vice president-corporate marketing … Rogers Corp. consumer electronics and telecom infrastructure company adds Ganesh Moorthy, Microchip Technology, to board … Lobbying registrations: Boomerang Wireless and Telrite Corp., Kelley Drye, effective June 1 … Simulmedia, Balch & Bingham, effective June 3 … TwinLogic Strategies (on behalf of Sprint), Moore Consulting, effective June 15 … Big Easy Studios, Courson Nickel, effective July 1.