Wieden+Kennedy, New York announced that Lu Chekowsky and Bekah Sirrine have been named co-associate creative directors on the agency's newly won Alberto Culver business. ... Bryan Kennedy, formerly Epsilon's chief operating officer and president of its Marketing Technology group, has been promoted to president and chief executive officer of Epsilon. ... Toronto-based Cundari has appointed Brent Choi as chief creative officer to oversee the creative and branding for all of Cundari's group of companies. ... Radical Media has signed director Brendan Hearne for representation. ... audioEngine has named Jennifer Hoffman, formerly of L.A. Studios, its director of business development. ... Partizan has signed directors Niall Downing, Jim Field Smith and Dan Eskills.