What does a film critic, rapper, basketball player and politician have in common? Roger Ebert, 63, Pulitzer prize-winning movie critic in the Ebert & Roeper show, .\r<br>\r<br>Interphone Witnesses testified about research into cell phone use and its potential impact on human health, as well as the potential side effects such as brain .\r<br>\r<br>Interphone Witnesses testified about research into cell phone use and its potential impact on human health, as well as the potential side effects such as brain .\r<br>\r<br>Lloyd Morgan, B.Sc., lead author of the landmark report, Cellphones and Brain Tumors: 15 Reasons for Concern, discusses the flaws in the Interphone study .
