In this video, Srdan Verstovsek, MD, PhD, from the University of Texas MD Anderson Cancer Center, Houston, TX, discusses the Phase II study of sotatercept (ACE-011) (NCT01712308) for myeloproliferative neoplasm (MPN)-associated myelofibrosis or anemia. This interview took place at the 24th Congress of the European Hematology Association (EHA) 2019, held in Amsterdam, Netherlands.