Why Legalizing Marijuana Leads to a DROP in Teen Drug Use (hint: evolution)

Evolutionary Psychology predicted it; Data now confirms it; Legalizing marijuana doesn’t increase teen drug use. … More Why Legalizing Marijuana Leads to a DROP in Teen Drug Use (hint: evolution)

Signaling Theory: How Prey Animals Communicate with their Predators

(A longer discussion of animal communication can be found in my book.) It’s no surprise that animals communicate with one another, but we normally think of animal communication as between members of their own species. It turns out that predators and their prey have evolved elaborate systems of communication as well. I am dangerous! A … More Signaling Theory: How Prey Animals Communicate with their Predators