The author of this book is a native Nubian cultural activist and a freelance linguist. He is also the founder of the Nubian Language Society (NLS), a DC-based NGO that involves in the documentation and the promotion of the Nubian intangible heritage and culture. He was contracted by UNESCO’s intangible heritage section 2009-2011 as a cultural activist in the cultural Nubian museum project of Wadi Halfa. He has also published a number of works about Nubian languages. is the head of the Academic Secretariat of the Nubian Language Society (NLS). NLS is a local Nubian body formed in Sudan in 2005 to serve the study and the Nubian intangible heritage documentation. NLS is registered in the USA to continue its mission from abroad.