<strong>Ronald D. Ferguson </strong>taught college mathematics for many years and published 4 mathematics textbooks. An active member of the Science Fiction and Fantasy Writers of America, he now writes full-time, both fiction and non-fiction. His short fiction has appeared in numerous venues. He, his wife, and their rescue dog live near the shadow of the Alamo. He also writes Young-Adult Fiction using the pen name <strong>R D Ferguson</strong>.<br><br>WWW.RonaldDFerguson.com