Speaker of the National Assembly of Pakistan

The Speaker's is the highest office of the National Assembly of Pakistan. The Speaker presides over the Session composed of the people's representatives elected on the basis of universal franchise. 
Background.
The Speaker is second in the line of succession to the President and he occupies fourth position in the Warrant of Precedence, after the President, the Prime Minister and the Chairman of Senate. 
In addition, the Speaker is the spokesman of the House to the outside world, and is non-partisan in his approach. In order to exercise the great authority that stems from the respect, affection and consideration which every Member of the House bestows upon the holder of this high office, the Speaker shows complete impartiality in the discharge of his functions. 
When the National Assembly is dissolved he continues in his office, till a new Speaker is elected.