You might want to consider the question of the relationship between communication and intelligence.

"Surely you're not saying that God had to choose between long life and intelligence for human beings!"

A distinction needs to be made between military and political intelligence.

This study found no relationship between birth order and intelligence.

Thus, in general there's a correlation between brain volume and intelligence.

One of the most important themes in the book is the relationship between intelligence and happiness.

But there is a great difference between cleverness and intelligence.

The relationship between academic and practical intelligence: a case study in Kenya.

There are many reasons for the separation between environmental intelligence and decision making.

The analysis reported today was not intended to look at the relationship between genes and intelligence.