| Author(s) | Organization(s) | Session |
| Aarnink, Janbert | Institute of Earth Surface Dynamics, Faculty of Geoscience and Environment, University of Lausanne, Lausanne, Switzerland | Forest Hazards: Forecasting and Mitigating Natural Hazards in and around Forests |
| Achebak, Hicham | Barcelona Institute for Global Health (ISGlobal), Spain; Inserm, France Cohortes, Paris, France | Forecasting and Warning for Health |
| Aebischer, Markus | MeteoSchweiz, Switzerland; MeteoSwiss, Switzerland | Effective and Useful Communication and Visualization of Natural Hazards Effective and Useful Communication and Visualization of Natural Hazards Presenter |
| Altantzis, Christos | REOR20 AG, Switzerland | Impact-Based Forecasting and Early Warning Systems Leveraging Machine Learning Presenter |
| Ambrosi, Christian | Department for Environment Constructions and Design (DACD), University of Applied Sciences and Arts of Southern Switzerland (SUPSI), Switzerland; Institute of Earth Sciences, University of Applied Sciences and Arts of Southern Switzerland, Via Flora Ruchat-Roncati 15, CH-6850 Mendrisio | Crossing Borders Posterpresentation |
| Ammann, Luzius | Hexagon, Germany | Information Management I |
| Andrášik, Richard | CDV - Transport Research Centre, Czech Republic | Forest Hazards: Forecasting and Mitigating Natural Hazards in and around Forests |
| Anuruksakornkul, Phannipha | Faculty of Humanities and Social Sciences, Burapha University | Impact-Based Forecasting and Early Warning Systems Leveraging Machine Learning |
| Appenzeller, Nathalie | MeteoSchweiz, Switzerland | Effective and Useful Communication and Visualization of Natural Hazards Presenter |
| Argence, Sebastien | Meteomatics, Switzerland | Closing The Circle: From Data to Hazard Warnings, Impact Forecasts, and the Verification |