<Li> Single - process theories, which propose that "damage to a single process or system is responsible for a number of different dysexecutive symptoms" </Li> <Li> Multi-process theories, which propose "that the frontal lobe executive system consists of a number of components that typically work together in everyday actions (heterogeneity of function)" </Li> <Li> Construct - led theories, which propose that "most if not all frontal functions can be explained by one construct (homogeneity of function) such as working memory or inhibition" </Li> <Li> Single - symptom theories, which propose that a specific dysexecutive symptom (e.g., confabulation) is related to the processes and construct of the underlying structures . </Li>

Where is the frontal lobe located and what is its function