The Flynn effect is likely due to
A) increasing computer and Internet use.
B) reductions in serious infectious diseases.
C) genetic changes over time.
D) improved testing methods.

Question

Quizplus · Accepted Answer

The Flynn effect, which refers to the observed rise in IQ scores over time, is likely due to a variety of environmental factors, including reductions in serious infectious diseases. These improvements in public health have contributed to better brain development and cognitive functioning. Genetic changes over time are too slow to account for the rapid changes observed, and while increasing computer and Internet use, as well as improved testing methods, might contribute to some extent, they are not the primary drivers.

The Flynn Effect Is Likely Due to