Counterpoint for 1

A limitation of Maguire's research however is that the findings are…

Correlational

This is a problem as correlation does not imply…

Causation

Although there is a positive correlation between taxi drivers and the size of the PH, it does not mean for certain the…

Driving has caused this change to the brain structure

It could very well mean those individuals with a larger PH were better suited to taxi driving in the…

First place and were therefore attracted to that role

This issue is worsened because Maguire has no ____________ to compare how large any participant's PH was _______ thet were taxi drivers

Baseline scans

Before

We cannot be sure that taxi driving changed their brains structure and therefore we cannot conclude from Maguire's study that…

The brain definitely has plasticity