1
vote
1answer
51 views

At what point in our life do we know what is real?

Is "real" or reality defined during childhood, or as adults? Is this caused by age, or an event?
7
votes
2answers
105 views

What is the most common age for developing psychosis?

Background: Lately I've been watching a lot of Criminal Minds and in the season that I've just finished, one of the main characters - a 20-something Dr. Spencer Reid - is worried that he might be ...
11
votes
1answer
458 views

To what extent are correlations of father's age with birth defects and autism causal?

I read the following in the paper today: Dr Karin Hammarberg ... said that while most children are born healthy, large studies of parental age were starting to show higher rates of birth ...
3
votes
1answer
880 views

How does raw IQ change over the lifespan at the group-level?

In the classic review of intelligence research (Intelligence: Knowns and Unknowns), Neisser et al (1996) write the following Stability. Intelligence test scores are fairly stable during ...
18
votes
4answers
791 views

Perception of time as a function of age

For many people time seems to run faster as they get older. That is, for an old person an hour, a day or a year seems to be shorter than for a young person. Is there any hard data for such ...
5
votes
1answer
640 views

Is the decline of fluid IQ with age less severe for professors and scientists than it is for other people?

This article in Time magazine suggests that engaging in challenging mental tasks may be associated with lower rates of mental decline in older adults. The article states that: In one study, ...