Marie Al Ghossein holds a Ph.D. in Computer Science and an engineering degree, both from Télécom Paris in France. Her research focuses on user modeling and recommender systems in real-world settings. She has mainly worked on context-aware recommender systems in the tourism domain and in streaming environments. She has published several papers in prestigious conferences and journals and has organized international workshops related to these topics. Marie held research positions in France and in Finland, and her experience also extends to the industry through various collaborations.