Basil Hirschowitz is an academic Gastroenterologist best known in the field for having invented an improved optical glass fiber which allowed the creation of a useful flexible endoscope. This invention revolutionized the practice of Gastroenterology and also was a key invention in optical fiber communication in multiple industries. Gastroenterology or Gastrology might be better described as the field of digestive diseases, which are traditionally separated by anatomic or functional category. ... There is a disputed proposal to merge this article with glass-reinforced plastic. ... Endoscopy means looking inside and refers to looking inside the human body for medical reasons. ...