This placement can be highly creative, but always in unconventional and innovative ways. This person seeks autheticity and is attracted to all new and strange things. Uranus in the Fifth House can have literary tendencies and lean towards unconventional causes, like socialism, anarchism, or environmental movements. The person will tend to be Utopian, idealistic and altruistic. The first child will tend to be very gifted, but also accident prone, so be extra careful.
Aleister Crowley wrote about Uranus in the Fifth House: http://astrolibrary.org/ebooks/crowley-58.html
And here discussions about this placement: http://www.linda-goodman.com/ubb/Forum1/HTML/010937.html http://astronuts.tribe.net/thread/dda0612e-65fe-4342-840f-9e939389bb9a