From retail media to results: proving what works

Hosted by From Retail Media To Results

A side event around Cannes Lions International Festival of Creativity 2026 in Cannes, France.

Date: Thursday, June 25, 2026

Time: 09:15–09:45

Venue: Journal House, 61 Bd de la Croisette, 06400 Cannes

Walmart Connect panel on first-party data, creative formats, and in-store measurement across the customer journey. Willem Marx (WSJ) moderates with Ryan Mayward (Walmart Connect), Stacy Kemp (Deloitte), Gabrielle Wesley (Mars Wrigley).

Access: RSVP / ticket selection

Speakers & agenda

Gabrielle Wesley, Chief Marketing Officer, Confectionery (Mars-Wrigley North America)

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