i have to say i'm very grateful to doctor herberman who brought me to pittsburgh to set up the center for. is no longer there, no my. we're working on environmental health because we think we face a potential global public health catastrophe that can be averted by taking simple steps. if the science tells us of those problems and we would be foolish to ignore that science.? he is a very distinct cancer researcher who is now working in immunology and biotech and should to make a few remarks now to expand on what we have done their and what he's doing a. thank you. [applause] >> she told me about to have years or so ago when we are both at the university of pittsburgh cancer institute that she was concerned about the health effects of cell phones. when she did that i was really very skeptical and i said, aren't there more things that we need to be concerned about than cell phones? but she said, you really should look into it. and i had the opportunity to be one of the leaders from the national institute of environmental health sciences who told me that he had looked into it and was inv