Dr Vasileios Angelis is a consultant medical oncologist at Barts Health NHS Trust, specialising exclusively in breast cancer. His practice covers early and advanced disease, including hormone receptor-positive, HER2-positive, triple-negative, inflammatory and lobular breast cancer.

His clinical interests include endocrine therapy, CDK4/6 inhibitors, antibody-drug conjugates, immunotherapy and biomarker-guided treatments. He has trained at The Royal Marsden and Guy's and St Thomas' and has undertaken clinical and academic work in Malawi, Greece and Vienna.

Dr Angelis holds a PhD in Clinical Cancer Proteomics from the University of Leeds. He has served as principal investigator, chief investigator and sub-investigator in national and international breast cancer studies. His research includes immunotherapy, circulating tumour DNA, cardio-oncology and targeted treatment strategies, with publications in major oncology journals.

He is a scientific committee member for Lobular Breast Cancer UK. He also contributes to postgraduate teaching as a Clinical Lecturer and breast cancer module lead for MSc Oncology programmes at The Institute of Cancer Research and Queen Mary University of London.