Elder Emeka Esogbue (born 6 June 1970), commonly called Pen Master is an Anioma (Nigerian) historian, journalist, Researcher, writer and Anioma crusader.
He is the Author of 'A Study of the Origins and Migrations of Anioma Settlements' (2015), 'A Short History of Omu' (2016), published by Carophem Communications Limited, Ibadan and 'Essentials of Anioma History' published in United States of America by SGNT Media.
Esogbue is currently a Research Editor with the Organization For the Advancement of Anioma Culture (OFAAC), publishers of Anioma Essence Magazine.
He is also the Associate Editor of Homage Magazine.
As a historian, Emeka Esogbue favours the use of historical continuity in rendering past accounts and digging into the past of the Anioma people.
He emphasises on the origin and intertribal relationship of the Anioma people of Delta, Anambra, Imo, Edo and Rivers States of Nigeria.
Emeka Esogbue has in his writings passionately criticised the near assimilation of the Anioma people by related ethnic groups in the country and many of his works are centred on this.
He was born to the family of Esogbue in Isieke, Umuekea in Ibusa (Igbuzo) in Oshimili North Local Government Area of Delta State, Nigeria.
His parents were Patrick Chukwudumebi and Theresa Nwasiwe Esogbue.
Dumebi was said to be a member of defunct Biafran Commando unit during the Nigerian Civil War.
His grandfather was Joseph Ozoemezie Esogbue, the first engine driver produced by Ibusa.
Chief (Prof) Augustine Onwuyalim Esogbue, the Ozokilolo of Ibusa and once the only Black man in the service of NASA is also a member of the family.