Prof Philippe Moreau of University Hospital – CHU de Nantes in France, Dr Robert Z Orlowski of The University of Texas MD Anderson Cancer Center in Houston, Dr Noopur Raje of Massachusetts General Hospital Cancer Center in Boston, Dr Paul G Richardson of Dana-Farber Cancer Institute in Boston, and Dr Sagar Lonial of Winship Cancer Institute of Emory University in Atlanta, Georgia, discuss current questions and controversies in the management of multiple myeloma.