Author Henry Gee is doing a UK tour for his book, THE SCIENCE OF MIDDLE-EARTH. Over the next two days, he'll be in London. Here are the venues:

• 18 June: Darwin Centre Live at the Natural History Museum: 12 noon and 2.30pm.

• 19 June: Darwin Centre Live at the Natural History Museum: 12 noon and 2.30pm.
  

The events should last half an hour, are free and open to all!