Johan Hartman is full professor of pathology at Karolinska Institutet and head of the breast pathology program at Karolinska University Hospital, Stockholm, Sweden; His research focuses on breast cancer pathology and biomarkers, including computational pathology and genomic profiling of the tumour and its microenvironment; Scientifically, he has published over 150 papers, totally > 15K citations; Dr Hartman is scientific director for the Swedish association for pathology, and co-founder of Stratipath, a company developing AI-based predictive tools for breast cancer pathology.