Walt Connelly, former EVP-executive creative director at McCann-Erickson/S.F., has joined JWT/N.Y. as an ECD. He joins recent ECD hires Jeremy Postaer and Peter Nicholson, who joined JWT in Feburary. Connelly will partner with creative director Toby Barlow in overseeing work for HSBC, Novell, Schick and Unilever. ... John Livengood, formerly ECD of the agency's direct and online groups, has been promoted to executive creative director at DDB/Seattle. He replaces former ECD Fred Hammerquist, who is leaving the agency. ... Attik boardmember Ric Peralta has been named CEO of the global agency, which has offices in the U.K., San Franciso and New York.