Psychopaths see the world in a different way, they may seem like normal people but in reality they live a double life. Psychopaths have no remorse, killing is like a hobby to them they don't understand what they're doing is right or wrong. Cereal killers for the most part are very smart and plan out there crimes impeccably. There are some cereal killers that have never been caught like Jack the Ripper And sometimes cereal killers can be your Dr. like Dr. Shipman, who was my great uncles Doctor Because they take so much care into what they do they can prove quite difficult to catch. But a lot of killers are very sneaky and take a lot of care into the games they play with detective and are very smart. Cereal killers for the most part have gone to collage or some sort of higher education