
Donald Johanson
One glance at a bone changed human evolution—by forcing palaeontology to redraw the family tree around a single, incomplete skeleton.
The long view: the species, not the century.






The Double Helix is not the discovery of DNA’s structure — it is Watson’s memoir of it. The real discovery is in the 1953 Nature papers. The book’s value lies in exposing how scientific credit gets assigned, not in explaining how the structure was found.