He is a professor of Neurosurgery in the biggest academic neurosurgical department in Tunisia. His particular expertise is in performing specialized surgeries for complex tumors located in highly functioning areas of the brain. Dr. Karim has developed his practice by attending many workshops and trainings in USA, Austria, France, Netherlands, Finland, UK, Italy, Spain…. Dr Ben Hamouda has many peer reviewed publications in American and European neurosurgery journals.