The script has been written by Mark Gatiss, a regular Doctor Who writer who, like Bradley, has been seen in the show since its 2005 revival.

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Although he doesn't get script credit and he's not working with regular collaborator Adam McKay here (it's actually co-directed by Josh Gordon and Will Speck, with a screenplay credited to Jeff and Craig Cox, among others), Ferrell remains the movie's alpha male.

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Whether they are recording information or simply creating beautiful forms, calligraphers brushes are used to ink five different styles of script, known as seal , official , cursive , running and regular .

UNESCO: Culture