Chris Curtin arrived as chief marketing officer of Sam's Club in May just after the retailer, little sibling of Walmart, finished an agency review. But the veteran of Bank of America was familiar with his new agency, Publicis Groupe, from his old job. And he hit the ground running by overseeing a new holiday campaign starring Chris Pratt. Here, Curtin talks about what it's like coming in right after an agency review and just before Sam's Club's biggest season in retail, as well as how he's bringing finance and fintech experience to retail.