frontal lobe 
noun
Each of the paired lobes of the brain lying immediately behind the forehead, including areas concerned with behaviour, learning, personality, and voluntary movement.Damage to their temporal lobes or frontal lobes was not as great as those included in the other two groups....
- Communication between the temporal lobe and the frontal lobe is also important and this interaction occurs via multiple routes.
- Telling the truth however causes activity in the frontal lobe, temporal lobe and cingulate gyrus.