Complex sentence: The psychoanalytic approach has also been used extensively in psychobiography's of political leaders to draw inferences from their personal, social and political development from childhood, to understand behavior patterns and therefore predict their decision-making motives and strategies.
Split into simpler sentences: The psychoanalytic approach has also been used extensively in psychobiography's of political leaders. Psychobiography's draw inferences from personal, social and political development, starting from childhood, to understand behavior patterns that can be implemented to predict decision-making motives and strategies.