24 NOVEMBER 2007, Page 39

No simple solutions

Anthony Daniels THE INVISIBLE CURE by Helen Epstein Viking, £16.99, pp. 320, ISBN 9780670913565 £13.59 (plus £2.45 p&p) 0870 429 6655 The epidemic of Aids among heterosexuals ofwhichwe were once warned by public health officials is now almost as forgotten as the glo- bal freezing of which the environmentalists