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MIXX Awards Europe 2025 Case Study - Grand Prix Winner: Saving the Voice of the Ghetto

Jan 16,2026
Lauren Wakefield

IAB Europe’s MIXX Awards Europe 2025 once again spotlighted the most groundbreaking and effective digital advertising work from across the continent. This year’s winners were unveiled during a high-energy virtual awards ceremony, where industry leaders tuned in from all over Europe to celebrate originality, innovation, and impact.

The ceremony honoured campaigns that pushed boundaries, sparked emotion, and delivered exceptional results. 

Here you will find the case study from our Grand Prix and double Gold awarded winner, Saving the Voice of the Ghetto.

Awards Highlights

Saving the Voice of the Ghetto - Saatchi & Saatchi Poland, POLIN Museum of the History of Polish Jews, earned top honours at the 2025 MIXX Awards Europe, recognised as a true masterpiece that set a new creative benchmark by turning tech and AI innovation into a deeply human and emotional experience.

  • Grand Prix Winner
  • Gold - Digital Audio
  • Gold - Digital Audio Advertising

Campaign Snapshot

Saving the Voice of the Ghetto used advanced AI voice-restoration and geolocated digital audio to bring to life the memoirs of Stella Fidelseid, a civilian survivor of the Warsaw Ghetto Uprising. Her testimony - unheard for decades - was recreated in her own voice and made accessible only within the area of the former Warsaw Jewish Ghetto.

The activation, created for the POLIN Museum of the History of Polish Jews, reintroduced a fading historical narrative to modern audiences and transformed public engagement with Holocaust history.

Campaign Highlights

  • Featured in 100+ media outlets
  • Generated 5 million+ social views
  • POLIN’s exhibition became its most visited ever, attracting 136,469 visitors
  • Delivered an exceptional ROI of 1,264%

Download the case study here
Watch the campaign video here 

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