Sebastian Raschka

Sebastian Raschka is an LLM research engineer and the founder of RAIR Lab, a research services company based in Madison, Wisconsin. He previously served as a senior staff research engineer at Lightning AI and as an assistant professor of statistics at the University of Wisconsin–Madison. He is best known for his book Build a Large Language Model (From Scratch), his Ahead of AI newsletter, and his widely used open-source repositories covering large language model implementation and deep learning.