Dennis P. M. Hughes, M.D., Ph.D., assistant professor in the Division of Pediatrics at M. D. Anderson. Clinical/Research Interests: sarcomas, particularly osteosarcoma and Ewing's sarcoma; receptor tyrosine kinases; small molecule inhibitor drugs to block individual signaling pathways. Dr. Hughes teaches how parents, grandparents, babysitters and guardians can stay on top of the warning signs of skin cancer in children, as well as be proactive when it comes to limiting a childs sun exposure. ...