In addition to working in Australia, France, Ireland, Singapore and China, Colin Lewis has worked as a CMO for some of Europe's biggest brands over the past 25 years. Colin has been a Marketing Week Magazine columnist since 2015, as well as a Retail Media focused columnist for WARC in the UK and UnMade in Australia, and consulting both brands and retailers in Europe on retail media strategies. He is the author of six Best Practice reports on Retail Media, including Amazon Advertising, Walmart Connect, Target Roundel, Kroger Precision Marketing, and Instacart, as well as eCommerce Best Practice and Marketplaces Best Practice Reports.

 In the last 18 months, Colin has made deals with brands such as Barilla, Ferrero International, Sofidel / Kittensoft, Glanbia, Colgate and Fonterra in the UK, USA, Europe and New Zealand. Retailer customers include Mimeda, Superdrug in Turkey, The Very Group in the UK, The Warehouse and The Warehouse in New Zealand. In 2013 he is the Founder and Programmer of DMX Dublin, Ireland's largest marketing conference, and a Fellow of the Irish Marketing Institute and winner of the Irish Marketer of the Year award.