The age grade group system is a tradition as old as time among the Igbo people of south Eastern Nigeria , it is a practice which has helped to effectively manage social, cultural, political, infrastructural and economic development of communities. The age group system goes by names such as ; OtuOgbo, NdeUke.
In Igbo land, age grades consist of people of the same age, varying by community. Age grades typically differ by three to five years. Gender segregation is common, but some, like the Obinwanne Age Grade in Atani-Arochukwu, are mixed. Each age grade remains clearly distinguished.
Members of different age grades have distinct roles, enabling teamwork. As years pass, older members move to new groups, and younger ones ascend and take over.
Each Igbo age grade has a given special name that helps define its position in the community, relative to other age grades. Members of each age grade know one another well, meet regularly to discuss issues of mutual or communal interest, help one another and defend the community when the need arises.
The roles of Igbo age grades in Igbo communities remain significant and impactful, despite the advent of colonization and urbanization.
These vital roles include promoting unity among members, maintaining security of lives and property, enforcement of law and order, developing and execution of community initiatives and projects, crime control,conflict resolution within the age grade and within the entire community.
Age-grades act as agents of change and modernization. They serve as role models and community judges and function as educators and socializing agents. Age grades also manage projects and advocate for best practices. They balance power in community initiatives and provide voice and support to the disadvantaged. They enforce ancestral wishes and protect cultural values. Age-grades ensure good value orientation in the community and indeed promote the heritage of Igbo people.