Gellner's general view of the world of advanced liberal capitalism is by now familiar: it is a relatively open world in which science prospers, bringing both affluence and diminished moral certainty — with Danegeld doing a good deal to secure social cohesion.
This splendid intellectual biography, by John A. Hall, should be read by all those interested in Hayek, Popper, Berlin, Oakeshott, and the foundations of a free society. You can order it here. I spent $33 on the book and it paid back every penny and then some. Here is Henry on the book.