📝Man peaks mentally at 35 and then maintains the level

source

Maltz₂₀₁₅ (which study does it quote?)

Mental peak at 25 is a misconception. Latest findings show that this is not true—man peaks mentally at ~35 and then maintains the level until well past 70.

See also:

• Man’s mental complexity never peaks—another source shows that there is no mental peak at all.