Move sees Blackett step down as Group M chief executive.
Activists will be handing out a satirical pamphlet with tips and tricks on sabotaging briefs for fossil fuel clients.
Global new-biz round-up: However, the largest account was picked up by WPP’s Mindshare.
Global agency rankings: In the creative and media leagues, BBDO catapults 38 places to enter the former, while Publicis Media retains its position at the top of the latter.
WPP and VaynerMedia were also handed pieces of the confectionery business.
Four senior ad tech veterans take on GroupM Nexus APAC leadership.
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