Our Vision MBC Alliance members are driven by a vision to transform and improve the lives of people living with metastatic breast cancer. Our Mission The MBC Alliance unifies the efforts of its members to improve the lives of and outcomes for those living with metastatic breast cancer and their families through increasing awareness and education about the disease and advancing policy and strategic coordination of research funding specifically focused on metastasis that has the potential to extend life, enhance quality of life, and ultimately to cure.