bluebird bio, Inc. is a clinical-stage biotechnology company, which engages in the development of potential gene therapies for severe genetic diseases and cancer. Its integrated product platform includes gene therapy, cancer immunotherapy and gene editing. Its product pipeline includes Lenti-D, LentiGlobin, BCL11a shRNA, bb2121, and bb21217. The company was founded by Philippe Leboulch and Ronald C. Dorazio on April 16, 1992 and is headquartered in Somerville, MA.