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Notes on contributors
Aleksandar Kolev
Aleksandar Kolev is a Senior Data Scientist at Tesco. He has been working on the two projects related to food price reductions. Aleksandar, as a keen statistician and researcher, helped the team improve not only the scientific solution but also identify key research areas that enabled us build even better algorithms.
Ross Hart
Ross Hart is a Data Science Manager at Tesco. He has a PhD in astrophysics, and now uses machine learning and optimisation techniques to solve both online and in-store Data Science problems.
Ekaterina Arafailova
Ekaterina Arafailova is a Lead Data Scientist at Tesco. Her background is in operational research, and at Tesco she focusses on optimisation problems arising in various business domains. Using operational research approaches, Ekaterina and her team have already delivered a significant value across the business, with more to come.