Perry D DefioreThis is Perry's fourth book of his Ralph Mullen series of science adventures, with more to come. Perry is educated in environmental sciences, oceanography, ocean sciences, physics, and chemistry, founding an international scientific society for the dvelopment of young scientists, which still exists in Monterrey, Mexico. Married, with six children and seven grandchildren, Perry still enjoys golf, fishing, and building model ships. He is always writing and has never had the infamous writer's block. Read More Read Less