These twelve Titans, the author's term, examined here are: Peel, Napier, Palmerston, Sleeman, Pugin, Prince Albert, Gladstone, Disraeli, Gordon, Dicey, Grace-the cricketer, and Queen Victoria.
No (Birmingham) captains of industry?? It represents the aristocrat's viewpoint. I don't recognise 5 of the list.
I bet if Jeremy Corbyn had been reviewer then William Morris would be in there. Not to mention Stephenson, Brunel, Faraday, Watt,...
I have probably posted this quote before, but it seems too relevant to the current discussion not to insert it: “The future is there, ..., looking back at us. Trying to make sense of the fiction we will have become. And from where they are, the past behind us will look nothing at all like the past we imagine behind us now.”