Dmitri Stepanov, a pharmacist by training switched towards data science during his PhD studies. His work is industry-driven and result-oriented. He was involved in several 3Rs-relevant projects, including in-silico skin permeation and antibiofilm activity modelling. He is also the core developer and maintainer of the huskinDB- human skin permeation database. At the end of his PhD study, his work was focused on the development of a deep learning computer vision workflow for automatic segmentation and classification of all tubular structures visible in the medical whole slide images of rat kidneys.