Tacita Dean has been unveiled as the next artist to exhibit in the Tate Modern turbine hall. Her current show and recent films " about decay, beauty and nostalgia " mark her out as one of the best of her generation argues Brian DillonAt 11 minutes long, Tacita Dean's film Prisoner Pair (showing at the Common Guild gallery in Glasgow) is a svelte précis of certain tendencies in the English artist's haunting and haunt…
