Specialists will stick with the original. While general readers and lay students may consider this a suitable introduction, they should also consider an illustrated abridgment such as Richard E. Leakey's The Illustrated Origin of Species.
Scientific understanding of earlier humans is fast evolving. For the nonce, this is a go-to volume on the subject for serious readers. (P.S. In spite of the title, the DNA of Neanderthal women is crucial—as Paabo well knows!)