‘We’re all going to live with uncertainty forever’: Advertising Week New York opens amid industry rebuild

Nobody at Advertising Week New York this week will be stuck for conversation, though to be fair you could have said that about any of the last ten. Organizers claim more interest every year, and the trade press, Digiday included, has a habit of calling each one pivotal. What’s different in 2026 is how much of the business is being rebuilt around the people who work in it, with plenty of them turning up unsure where they’ll fit once it’s done.

Ask the execs heading over to Midtown’s The Penn District and the work that keeps coming up is implementation.

“We’ve moved quickly from experimentation to implementation,” said Alistair Hill, CEO & co-founder of brand uplift firm On Device. Roblox’s vp of global partnerships and advertising Stephanie Latham, said last year’s conversations were about how comfortable marketers felt using AI, and that they’ve since struck enterprise agreements with AI partners. Kochava CEO Leslie Amadi wants to see how far agentic AI has moved from talk to operations. He said CFOs are taking a more active role in discussions about costs, and security teams are paying closer attention to how first-party data could leak into AI models. Hill’s worry is trust, because faster optimization means little if nobody can trust the data and measurement behind it.

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How TikTok is helping app advertisers rethink attribution

For app marketers, performance measurement often comes with a familiar challenge: the numbers do not always match.

An advertiser may review campaign performance in a platform dashboard, compare it with results from a mobile measurement partner (MMP), and then look at internal business intelligence systems only to find different versions of performance. These discrepancies are not new. But as AI and automation take on a greater role in campaign delivery, bidding and budget allocation, the stakes are changing.

As automated systems make more optimization decisions, advertisers need confidence that those systems learn from the same conversion signals they trust to evaluate performance. Increasingly, the challenge is not simply measuring more. It is aligning measurement and optimization around an advertiser’s chosen source of truth.

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