For many years it was assumed that one's iq was the result of genetic predisposition. It is now accepted that one's intelligence can be affected by one's environment. This is referred to as the flynn effect.
The Flynn impact is the full-size and long-sustained growth in each fluid and crystallized intelligence check ratings that have been measured in lots of elements of internationally the twentieth century.
The Flynn impact refers to an earthly growth in populace intelligence quotient (IQ) found at some stage in the twentieth century (1–4). The modifications have been rapid, with measured intelligence generally growing round 3 IQ factors according to decade.
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