2025 Latin America Jury

Marina Prieto

JURY CHAIR
Sr Director Brand, Insights, Media and Trade Marketing LATAM, PedidosYa, LATAM

Marina holds a bachelor's degree in business administration and began her marketing journey at Danone. There she fell in love with confectionery and held several positions at Mondelēz over the course of 16 years. During COVID she led a new businesses division before venturing out of her comfort zone and joining PedidosYa, a leading quick-commerce company. In 2023 Marina won 11 Cannes Lions for PedidosYa, including the Mobile Grand Prix. In 2024 Marina joined the Social & Influencers Jury and PedidosYa won a Creative Effectiveness Gold Lion – a huge achievement for a young brand. Find Marina on LinkedIn.

Marina Prieto

Douglas Silveira

Co - Head of Media & Effectiveness, GUT, Brazil

Douglas is a specialist in media and advertising effectiveness and has a creative profile with an analytical mindset. He is focused on using data as a source of insights for creativity and is currently responsible for the media in Brazil for Mercado Livre, Nestlé, Grupo Boticário and Tinder. Douglas' main interests of study within the area are advertising effectiveness and behavioral science. He is the Global Grand Prix winner of the WARC Effectiveness Awards 2023, which he entered in the Instant Impact category. Find Douglas on Instagram: @douglassilveira and on LinkedIn.

Douglas Silveira

Eduardo Ruiz

Chief Strategy Officer, Havas, Central America and Caribbean region

Eduardo is the Havas Chief Strategy Officer for Central America and Caribbean region, with more than 20 years of professional experience in full-service advertising agencies and commercial companies as a leader of executive, strategy, marketing and sales teams. He is driven by passion about creativity applied to business, brands, communications and the design of organizational structures that respond to the paradigm of agility. Eduardo has been awarded at creativity and effectiveness festivals. Find Eduardo on Instagram: @ruiz506 and on LinkedIn.

Eduardo Ruiz

Eduardo Undurraga

Strategy Director, Cheil, Chile

Eduardo is a psychologist and publicist with an extensive background in research and marketing consultancy, as well as experience as a postgraduate university professor. Currently serving as the Strategy Director at Cheil Chile, he also co-chairs the Cheil LATAM Strategy Committee. Over his 18-year career, Eduardo has been a partner and consulting director at Almabrands, co-founder of the creative consultancy The Brand Culture, and Director of Planning at Cabeza agency. Throughout these roles, he has significantly contributed to the strategy and development of leading and well-recognized brands. Find Eduardo on LinkedIn.

Eduardo Undurraga

Florencia Bianco

Vice President PR Latin America, Netflix, LATAM

Florencia is a passionate communicator who has built her career in Latin America. She is currently Vice President of Public Relations LATAM at Netflix, overseeing a team of 70 professionals. She worked at Kraft, Google, Microsoft, in government and NGOs. She graduated from Georgetown University and holds Master's in Public Policy (Harvard) and Journalism (UDESA). She is a founding member of the think tank CIPPEC, serves as a mentor, and has been recognized by the Women Economic Forum Iberoamérica. Find Florencia on Instagram: @florbianco74, on X: @florbianco and on LinkedIn.

Florencia Bianco

Gabriel Barrio

Commercial Manager, UNACEM, Peru

Gabriel has over 20 years of experience in marketing and sales. He holds a degree in business from the University of Lima and an MBA from IAE Business School (Argentina). Under Barrio's leadership, UNACEM won the first Grand Prix in Cannes Lions (2024) for a Peruvian brand and the only Grand Effie Latam (2016) for Peru. He has over 10 years of experience as a jury member and consultant for the most important national and international awards and festivals. Find Gabriel on Instagram: @cholobarrio and on LinkedIn.

Gabriel Barrio

Gessica S Justino

Marketing, Culture, and Brand Expert, Nubank, Brazil

Gessica's a cultural specialist with a proven track record in marketing and branding. Her extensive experience includes leading strategic projects for global brands like adidas, VICE, Nubank, and Grendene. She has also served as a consultant for Spotify’s podcast division and mentored at Rio Criativo, driving innovative initiatives across Brazil and internationally. Gessica's expertise lies in delivering tangible results while fostering cultural impact. As a jury member for the WARC Awards, she is dedicated to setting new benchmarks in strategic excellence and leadership. Find Gessica on Instagram: @gessicajustino and on LinkedIn.

Gessica S Justino

Ilca Sierra

Chief Marketing Officer / Vice President, Samsung, LATAM

Ilca is Samsung Latin America's Chief Marketing Officer (CMO). With over 20 years of experience in the corporate market, she has held several leadership positions in marketing, working for retail industry leaders such as Magazine Luiza, Casas Bahia Group and Pão de Açúcar Group. She is a well-recognized professional named one of the Women to Watch in 2019 and was chosen as the Marketing Professional of the Year by Caboré in 2020. As the CMO of Samsung Latin America, Ilca is responsible for leading regional marketing strategies and collaborating with the offices of the seven subsidiaries in the Latin America region. Find Ilca on LinkedIn.

Ilca Sierra

José Ramón González Bruno

Vice President of Strategy, DDB Latina, Puerto Rico

José is the Vice President of Strategy at DDB Latina Puerto Rico. With more than 12 years of experience in advertising, José has crafted strong brand, creative, and digital strategies for clients such as Walmart, McDonald's, Subway, T-Mobile, Medalla Light, Kia, Unilever, and L'Oréal, among others. In the past two years, his work has earned Gold awards at Cannes Lions, Effie Latam, and Effie United States, along with a Global Grand Effie at Effie Global Best of the Best 2023. Find José on Instagram: @lololos and on LinkedIn.

José Ramón González Bruno

Renan Damascena

Co-Founder, Chief Strategy Officer, AUÊ, Brazil

Renan is a leading voice in communication, recognized for his expertise in connecting brands with the Real Brazil. With a Cannes Lion and other awards under his belt, Renan has led strategies for global brands like Avon, Netflix and Meta. As Co-founder and CSO of AUÊ, he champions cultural intelligence and social innovation to generate effective results and build a more inclusive, sustainable, equitable and regenerative future.

Renan Damascena

Sandy Suárez

Commerce and Media Coordinator, Publicis Groupe, Ecuador

Sandy is a digital marketing and commerce specialist at Publicis Groupe with 12 years of experience. Holding a master's in business intelligence, Sandy has led results-focused digital strategies for major brands in telecommunications, automotive, and retail. Her comprehensive approach has been pivotal in end-to-end projects, driving e-commerce growth and optimizing performance in digital media, solidifying her leadership in the industry. Find Sandy on Instagram: @sandysuarez02 and on LinkedIn.

Sandy Suárez

Santiago Busconi Rus

Chief Strategy Officer, Initiative, LATAM

Santiago has more than 20 years of experience in brand building for one of the largest and most iconic advertisers in the industry, such as Unilever & P&G. He has worked in several roles at creative/media agencies and client-side marketing roles and has been instrumental in delivering several award-winning campaigns for Unilever & P&G in some of the most acclaimed festivals such as Effie, Festival of Media and many others. Santiago is a strong believer that everything should start and end with the consumer in mind. Find Santiago on LinkedIn.

Santiago Busconi Rus

Valentina Hoyos

Marketing Lead, Spotify, Colombia

Extensive experience in Marketing and Advertising, leading "End to end" strategies connected by dots between Brand building and performance execution. Passionate about brand building, innovation and digital transformation. Current Marketing Lead at Spotify for Andes region. Women to Watch 2023. Find Valentina on LinkedIn.

Valentina Hoyos