The American Society for Blood and Marrow Transplantation is a national professional association that promotes advancement of the field of blood and bone marrow transplantation. ASBMT members are both in clinical practice and in research.

Only recently have health professionals in the BMT field had an organization that focuses exclusively on their clinical and research interests. Previously they have had to rely on more general medical and scientific organizations.

From its beginning, ASBMT activities have been in seven broad areas, representing the interests of transplanters in interactions with government, private agencies and industry: