"The Control Group" by Roger Aycock is a science fiction novel about a group of researchers who are engaged in experiments in the field of artificial intelligence. The main character, scientist David, is trying to create an intelligence that surpasses human. However, during the experiments, unforeseen events occur that begin to threaten the very existence of humanity. The book makes the reader think about the limits of technology and morality, as well as how our most daring scientific achievements can get out of hand. "Control Group" is an exciting and thought-provoking journey into the future, where the magic of science is intertwined with a dark threat.