Aventuriers de la Science 01: Le père de nos pères

Blurb

Le père de nos pères is a novel, by Bernard Werber, released in 1998. It is the first volume in the trilogy of Lucrèce et Isidore, named for the two main characters.
In this book, Werber deals with the origins of humankind through two new characters, Isidore Katzenberg and Lucrèce Nemrod. He puts forward an alternative and surprising idea for the transitional fossil in the evolution of humanity, also called the Missing Link theory.