At the age of seven David Nickerson"s lively, joyous world went silent. The surf roaring only steps from his front door, his mother"s sweet voice, the cries and squeals of his little sister, the stern teachings of his father, his Aunt Dorothy"s rip-roaring laughter - were sounds he could no longer hear. They were, nonetheless, indelibly imprinted in his heart and memory, never to be forgotten. Little did David suspect that in the ensuing years his disability would become his greatest asset. Never in his wildest dreams did he imagine that his hearing aid would become an instrument for telepathic communication. And if anyone had told him that one day he would travel to worlds beyond this one, and experience the past, present and future as one, he would have said they were crazy. The startl

