from the back of the book:
In Equal Rites, a dying wizard tries to pass on his powers to an eighth son of an eighth son, who is just at that moment being born. The fact that the son is actually a daughter is discovered just a little too late...
As always, a trip to Terry Pratchett's Discworld provides a reliably silly holiday from mundane reality, by way of pure reading magic.
SFSignal calls it "mediocre".
Dave Langford's Ansible review says,
Pratchett's ultimate secret lies in the fact that without betraying earth-shaking literary genius, his writing is unpretentious and likeable.