Simplify the following text for a Grade 9 native English-speaking person.
Original: FranÃ oise BarrÃ - Sinoussi ( born 30 July 1947 ) is a French virologist and director of the UnitÃ de RÃ gulation des Infections RÃ trovirales at the Institut Pasteur in Paris , France . Born in Paris , France , BarrÃ - Sinoussi performed some of the fundamental work in the identification of the human immunodeficiency virus ( HIV ) as the cause of AIDS .
Simplified: FranÃ oise BarrÃ - Sinoussi ( born July 30 , 1947 in Paris , France ) is a French virologist .