Dr. Lensch is an Instructor in the Pediatrics Division of Hematology/Oncology, Children's Hospital Boston and the Department of Pediatrics at the Harvard Medical School.

His post-doctoral work began with George Q. Daley, M.D., Ph.D. at the Whitehead Institute for Biomedical Research, MIT, and is now within the Division of Hematology/Oncology, Children's Hospital Boston and the Department of Pediatrics at the Harvard Medical School. Dr. Lensch's current research revolves around the use of human embryonic stem cells as platforms for understanding genetics, development, and diseases of the blood-forming system.

Matthew received his Ph.D. in molecular and medical genetics from Oregon Health Sciences University for research with Grover Bagby, M.D. This work refined the understanding of the role of unique selective pressures in the leukemia and cancer predisposition syndrome Fanconi anemia.

• Clear Science, Uncertain Future? (April 14, 2005)