Leo Burnett named Dave Loew and Jon Wyville, formerly of Y&R Chicago, as senior vice presidents/creative directors. ... BeachHouse Films, Santa Monica, signed on comedy spot and webisode director Nir Bashan. ... wild(child) signed French editor Evelyne Ranaivoarivony-Ogou, known as 'Nini', for U.S. representation. ... Behavior Design added software developer Lacy Gene Garrison and visual designers Matthew Armendariz, Alison Zack, and Nick Keppol to its team. ... Ascent Media appointed Adrian Bull, who previously worked with Ascent from 1999 to 2006 as director of engineering, as vice president/chief technology officer for their UK Creative Services Group. ... Toronto-based Fever Films and Moon of London, UK announced an affiliation agreement in which Fever will rep Moon's roster of directors in North America and Moon will rep Fever's Sammy Ray Welch in the UK. ... Mekanism added director Lee Einhorn to its roster. ... Craig Ferrence, formerly of Martin Williams, joined Ground Zero Advertising Los Angeles as art director.