I like the previous post below, although I'm just worried it might not work so well for posters if we use that logo with a standard type face. Looking at some exhibitions which have really grabbed my attention through the design of the poster, it seems common that the best ones are mainly type based. This represents the show/ group as a whole and can be applied to any platform without losing its recognition.
Here are some examples:
These are all I could think of off the top of my head - add some more examples if you can guys?
I thought I'd post up my examples of typestyles which you've already seen but just so you can try out some aswell?