What is the difference between a serial killer and a spree killer?

Differentiating between mass murderers, spree killers, and serial killers is the source for ongoing debates among criminologists. While many experts agree with the general description of a spree killer, the term is often dropped and mass or serial murder is used in its place. read more

“The maximum duration between murders in spree killing is generally considered to be seven days. Serial killers, on the other hand, may cool off for weeks, months and, in rare instances, even years between murders,” the magazine reported. The lack of a cooling-off period is the difference between a spree killer and a serial killer, the FBI said. read more

The main distinction between spree killers and serial killers is the idea that spree killers do not attempt to stop and reconsider between murders. They are on a "high" that does not permit them to stop. The primary difference between spree killers and other kinds of killers also lies in the numbers. read more