AP PSYCHOLOGY

Detailed explanation-1: -An explorer and anthropologist, Francis Galton is known for his pioneering studies of human intelligence. He devoted the latter part of his life to eugenics, i.e. improving the physical and mental makeup of the human species by selected parenthood.

Detailed explanation-2: -Galton’s eugenics was a program to artificially produce a better human race through regulating marriage and thus procreation. Galton put particular emphasis on “positive eugenics", aimed at encouraging the physically and mentally superior members of the population to choose partners with similar traits.

Detailed explanation-3: -tests, Galton attempted to measure intelligence through reaction time tests. For example, the faster someone could register and identify a sound, the more intelligent that person was.

Detailed explanation-4: -It was Galton who coined the term eugenics, from the Greek for “good stock.” He argued that the tendency of successful families to have few children relatively late in life was “dysgenic, ” or bad for the stock, while capable people should be given incentive to marry early and have many children.