The life and work of physicist Niels Bohr, the "Culture" novels of lain M Banks, the life and career of Warwick the Kingmaker and the life and films of Barbara Stanwyck are the specialist subjects in the second semi-final.
The life and work of physicist Niels Bohr, the "Culture" novels of lain M Banks, the life and career of Warwick the Kingmaker and the life and films of Barbara Stanwyck are the specialist subjects in the second semi-final.