And a strategic committee chaired by Hirst including Tracey Barber (Global CMO), Stéphanie Nerlich (Global Chief Client Officer, Executive Managing Partner, Havas North America), Olivier Vigneaux (CEO BETC FULLSIX), Xavier Rees (CEO Havas London), Mark Sinnock (Chief Strategy Officer Havas UK). Yannick Bolloré, Chairman and CEO Havas Group, says: "Having pursued an acquisition strategy of cutting-edge agencies in the customer engagement space over recent years, we feel the time is right to unify our agencies under one joined-up, global network brand. In Havas CX, we believe we have the most comprehensive customer engagement proposition the industry has to offer – and it's one we intend to continue to strengthen by hiring top talent and making further best-in-class acquisitions."