Mike Abrams is a board-certified clinical psychologist and a New York University graduate psychology professor. He is the author of five other books and numerous clinical research studies, and he is widely recognized for his contributions to clinical and evolutionary psychology. His work includes the first applications of evolutionary principles to clinical psychology practice. Marija Milisavljevic Grdinic is a psychologist with a career encompassing business strategy and leadership, education, and research. Her background includes publishing and editing scientific works and sharing knowledge through workshop leadership. She has conducted extensive research in psychology, focusing on data analysis, survey design, and performance evaluation.

