Complex sentence: A resident of Baltimore, Maryland, Dr. Zerhouni was born in Nedroma, Algeria and came to the United States at age 24, having earned his medical degree at the University of Algiers School of Medicine in 1975.
Split into simpler sentences: A resident of Baltimore, Maryland, Dr. Zerhouni is actually North African, having been born in Nedroma, Algeria. He came to the United States at age 24, having earned his medical degree at the University of Algiers School of Medicine in 1975.