1 BACKGROUND Hematologic cancer survivors and caregivers are at increased risk for experiencing financial toxicity (FT), a term referring to the psychological, material, and behavioral aspects of financial hardship from cancer.1-4 Reasons include higher out-of-pocket costs for hematologic cancer treatments that often entail bone marrow transplantations (BMTs), prolonged hospital stays and intensive follow-up, and potential treatment related complications.5-9 Informal cancer caregivers (e.g.,...