I much prefer the modern world.

People under the influence of cults is similar to that we observe in addicts. Typical behaviour for both includes draining bank accounts, neglecting children, destroying relations with family and losing interest in anything except the drug or cult.

Primates will continue to play social games without the least insight into what is killing them.

Genetic studies in Iceland have found that many of the women who were the founding stock of Iceland came from England and what is now France. Some were probably captured and carried off in Viking raids only 40 generations ago.

Fighting hard to protect yourself and your relatives is good for your genes, but when captured and escape is not possible, giving up short of dying and making the best you can of the new situation is also good for your genes.

People can undergo a sudden change of thinking and loyalties under threat of death or intense social pressure and isolation from friends and family.

Could people be trained to be less gullible? Or are you as stuck with gullibility as you are with skin colour?