How does the approach to nuclear power in the United States and Western Europe differ from that of the Soviet Union leading up to the Chernobyl accident?

How does Viktor Brukhanov’s identity evolve over the course of the book? In what ways does he become a product of the Soviet state and an unthinking tool of the Communist Party? And how does this effect his decision-making before and after the Chernobyl explosion?

What role does the Soviet Union’s worship of their nuclear scientists play in causing the Chernobyl incident? And what factors unique to Soviet society cause this worship to exist in the first place?