New series coming. At last. Doctor Who manages to run the roller-coaster ride of family popularity and sf credibility. The new doctors, from Christopher Eccleston, David Tennant and now Matt Smith have given a middling, cult series a fantastic international appeal. Obviously the Doctors themselves are simply the tip of the iceberg with brilliant teams of writers, producers and fellow actors. The old days of laughable wobbly sets are long gone and the Doctor Who team works very hard to create a believable universe with built-in longevity. The Doctor Who Fan site blog has some great material.