sentences:  These professions have traditionally been considered dirty, and the Madhiban have been a part of the "sab" or lower castes as opposed to the "aji" or upper castes.According to Lee Gunderson, Dennis Murphy Odo and Reginald D'Silva, the Midgan have traditionally been treated as a low caste, scorned and reviled.A Midgan-Madiban has been deemed as polluting and therefore avoided as a taboo in the Somali society.