February 4, 2021 10:06 Sling & Stone has appointed Brian Giesen in the newly created role of head of social and content for Australia and New Zealand. Giesen developed his specialisation in social and content during his 16 years at Ogilvy Public Relations in Sydney and Washington DC. Notably, he was a founding member of Social@Ogilvy, spending six-and-a-half years as its director. Giesen joins Sling & Stone with an extensive background in social and content After stints at Coca-Cola, the Commonwealth Bank and Ebay in the social teams, Giesen joins Sling & Stone from Atomic 212 where he’s ...