He has been bullied since elementary school and has been shot with pellet guns on his way to school. He is described by his teachers as a bright student with a keen interest in history.
Auvinen wrote a manifesto. His ideologies included a mix of cynicism, social Darwinism, antihumanism and nihilism, describing humanity as overrated and a species among other animals. He was also a ferventmilitant atheistas well, perceiving essentially all religions as stupid and pointless. Lastly, he hated democracy so much that he also included the Finnish parliament in his list of targets. He also stated that he is going to shoot alcoholics or a mall, but his final decision was his school, as it is easily publicized.