 Their arcane knowledge of writing, medicine, technology and other areas both established their reputation as indispensable advisers to nobles and commoners alike, and instilled the island-wide feature of the community astrologer who shapes daily life.The ombiasy of Matitana were According to historian Bethwell Ogot, the network of stationary and itinerant Antemoro ombiasy were key in transforming the societies of Madagascar from an amalgam of insular clans to outward looking communities with greater awareness of others, leading to territorial expansion and larger, more complex kingdoms.In addition, oral histories suggest that sovereigns among the Merina, Tanala and Antanosy may have had ancestors who migrated away from Antemoro country.