Dr. Marie Morelle-Gerritsen

Researcher

Marie Morelle-Gerritsen is a Researcher at the Research Depart­ment Inter­national Security at PRIF, working on the JOSHUA project on AI-supported crisis early warning and scenario simu­lation. Her research focuses on AI and decision-support systems, with particular interests in expert know­ledge inte­gration, human-AI inter­action, and the use of AI to support situational aware­ness and decision-making in crisis and conflict contexts.

Marie Morelle-Gerritsen
morelle-gerritsen(at)prif.org
 Press photo

CV

| since September 2026
Postdoctoral Researcher at the Research Department International Security at PRIF

| 2022–2025
Research Engineer and PhD Student, THALES Land and Air Systems, Rennes&Bordeaux, France: Research on AI-supported decision-making in the context of cognitive warfare. Industrial PhD conducted in partnership with THALES and co-funded by the French Defence Innovation Agency (AID).

| 2021–2022
Research Engineer, Human Engineering for Aerospace Laboratory, Talence, France

| 2021
Research and Development Trainee, Orange Innovation, France

| 2018–2021
Engineering Degree, ENSC (Graduate School of Cognitive Science), Bordeaux, France – Human-Centered Systems

| 2016–2018
Technical Degree in Computer Science, Université de Bordeaux, France

Projects

Publications

  • Evaluating and Influencing Strategy in Real-Time: Example of a Collaborative Strategy Game
    | 2025
    Morelle-Gerritsen, Marie; Marion, Damien; Cegarra, Julien; Unrein, Hélène; Letouze, Théodore; André, Jean-Marc (2025): Evaluating and Influencing Strategy in Real-Time: Example of a Collaborative Strategy Game, in: Wiafe, Isaac; Babiker, Areej; Ham, Jaap; Oyibo, Kiemute; Vlahu-Gjorgievska, Elena (eds), Persuasive Technology. PERSUASIVE 2025 Satellite Events. PERSUASIVE 2025. Communications in Computer and Information Science, 2542, Cham: Springer. DOI: 10.1007/978-3-031-97177-8_7
  • Towards a Definition of Cognitive Warfare
    | 2023
    Morelle, Marie; Cegarra, Julien; Marion, Damien; André, Jean-Marc (2023): Towards a Definition of Cognitive Warfare, Conference on Artificial Intelligence for Defense, Rennes, 37–40.
    Publication
  • Le cognitive warfare: Contexte, concept et enjeux
    | 2023
    Morelle, Marie; Cegarra, Julien; Marion, Damien; André, Jean-Marc (2023): Le cognitive warfare: Contexte, concept et enjeux, 12ème Colloque de Psychologie Ergonomique – Épique 2023, Paris, 434–438.
    Publication

  • Guerre cognitive et influence des décisionnaires
    | 2025
    Morelle-Gerritsen, Marie (2025): Guerre cognitive et influence des décisionnaires. Approche méthodologique pour la conception d’un système d'aide au développement de la conscience de situation et à la prise de décision, Université de Bordeaux.
    Publication

  • The Geneva Emotion Wheel Mobile Interface
    | 2021
    Simonazzi, Nicolas; Salotti, Jean-Marc; Morelle, Marie; Dubois, Caroline; Le Goff, Philippe (2021): The Geneva Emotion Wheel Mobile Interface. An Instrument to Report Emotions on Android Devices, RGO'IA 2021 - De l’Interaction Homme-Machine à la Relation Homme-Machine, comment concevoir des systèmes performants et éthiques, Bidart.
    Publication

Further Activities

  • PERSUASIVE 2025: Poster presentation. Evaluating and Influencing Strategy in Real-time: Example of a Colla­borative Strategy Game. Limassol, Cyprus, May 5–7, 2025.
  • European Cyber Week / CAID 2023. Conference presentation: Towards a Definition of Cognitive War­fare. Rennes, France, November 22, 2023.
  • EPIQUE 2023 – Conference on Ergonomic Psychology. Conference presentation: Le cognitive warfare: contexte, concept et enjeux [Cognitive Warfare: Context, Concept and Challenges]. Paris, July 6 2023.