International Literacy Day was observed by Jana Sikhyan Sansthan at Koraput on Sunday . While attending the function as chief guest , Umakant Das ,well known researcher on education, said that more than half of people in the region were yet to become literate . Literacy promotes a lifelong learning while facilitating better livelihood opportunities and hence everyone needs to work for it, Rabi Satpathy , lecturer in Odia in Nandapur college added.