Aiko Obobaifo, a historian in Benin City and former secretary of the Institute for Benin Studies, has been engaged in the study and documentation of Benin history since 1997. He consulted Digital Benin regarding the Edo language and the establishment of the Edo designations in Ẹyo Otọ as well as contributing to the oral-history research. He also lent his voice for the vocalisations of the Edo designations.
Prof. Dr. Omoregbe is a linguist at the University of Benin and supported, consulted and contributed to the development of the Edo designations in Ẹyo Otọ. She lent her voice for the vocalisations of the Edo designations.
Ẹsọhẹ Mercy Ọmọrẹgbẹ Ph.D, Professor of Morpho-Syntax & Applied Linguistics, Department of Linguistics Studies, Faculty Of Arts, University of Benin, Benin City, Edo State, Nigeria. Former Head of Department, Linguistics Studies, Uniben, Pioneer Director, Benson Idahosa University (BIU) Centre for Ẹdo Studies, Coordinator, Edo Language Research Unit, Department of Linguistics Studies, Uniben, Co-Editor, Idẹn:a Journal of Ẹdo Studies, University of Benin. A strong advocate of Ẹdo Language teaching /learning, reforms, revival, vitality, sustenance, documentation and preservation. Highly published in several Local, National and International Journals. Member of different professional associations and voluntary organizations including the Linguistics Association of Nigeria (LAN) & Institute for Benin Studies.