What is some information about the great grandson of Crown Prince Girma Yohannis Iyassu Menelik II?

He is grandson of Emperor Iyassu V and great grandson of the famous Emperor Menelik II from the Solomonic Dynasty. Born in 1961, Crown Prince Girma Yohannis Iyassu Menelik II, sometimes knowen by the title of his grandfather " Abeto-Lij Girma" (by the way he is the only one who carries such an old Ethiopian title)-studied in Germany, London School of Economics and Berkeley, CA. He was a professor and researcher at the University in Germany, Miami, Florida and UCLA. After working in Ethiopia for NGOs and Board Chairman of Alemaya University, today he is living in Miami I think. I didn't know this information until I found some from Wiki and its links.