What types of beer are there?

Imagine walking into a record shop and flicking through the stacks of vinyl. There will most likely be sections marked, pop, rock, metal, reggae and electronic to name just a few, but we all know that those genre titles don’t encompass or truly describe the wealth of material which rests under their banner.
The same goes for beer. Pale ale, pilsner, sours, stouts, porters, all are popular styles of beer, but think of the thousands of breweries around the world as different bands, all composing very different and exciting brews for you to experience. Whatever your tastes, there’s a beer ( probably several) out there for you. For the record though, a major US beer festival recently had 145 style categories in its judging competition…