Jussi Leinonen has a background in atmospheric physics and data science. He has a doctorate in physics from Aalto University and worked at NASA Jet Propulsion Laboratory and MeteoSwiss before joining NVIDIA. For the last several years, he has been working to apply modern neural network methods to weather and climate problems. He developed some of the first generative AI models for atmospheric science problems, including a generative downscaling model in 2020. He joined NVIDIA in October 2023 to work as a senior solutions architect on customer applications of the Earth-2 project.