People on the move

US-based research agency Phoenix Marketing International has appointed Ellen Sills-Levy as senior vice president at its New York City offices. She was most recently responsible for building the investment research services at TNS, and has previously worked for BBDO International and her own firm, ESL Insights.

Guy Zibi is rejoining Pyramid Research as head of consulting and thematic practices. He held various positions at the US firm between 1999 and 2007 before leaving to launch his own business.

In the US, the Interactive Advertising Bureau has promoted David Doty to the new role of EVP and CMO, where will oversee brand marketing, research and partnerships. he was previously SVP and CMO.

Ticketmaster owner Live Nation, which recently acquired music audience measurement firm BigChampagne, has hired Ethan Kaplan as VP of products. He was previously SVP of emerging technology at Warner Music Group.