In accordance to officially diagnose Ernest Hemingway with Bipolar Disorder there has to be a presence of environmental and biological factors; according to the DSM-5 (Association, 2013). For instance, he wrote a letter to his mother-in-law in 1963 stating that he had never experienced such overwhelming melancholia before and that he was glad to have the opportunity to experience it because he would now be able to tolerate what happened to his father. In greater detail, Hemingway’s Father was a Physician that suffered from unrelenting and unpredictable mood swings that were followed by extreme episodes of depression and irritability. In fact, this could be the beginning of connecting the lineage of the possible biological cause of the onset
