The Edinburgh Breast Cancer Special Virtual Symposium 2021 will be held on February 27th and focus on key topics in breast cancer including breast surgery, radiotherapy, tumor microenvironment, genomics of endocrine therapy resistance, triple negative breast cancer, and immunotherapy. The event will feature main sessions, educational sessions, and poster sessions with speakers such as Professors Mike Dixon, Ian Kunkler, Murray Brunt, Jeff Pollard, Valerie Speirs, Valerie Brunton, Chuck Perou, Mitch Dowsett, Bob Clarke, Matt Ellis, Lisa Carey, Peter Schmid, E Mittendorf, David Cameron, and doctors Walid Khaled, Olga Oikonomidou, and Ar