Frank Honigsbaum

An expert on the National Health Service, he was a leading medical historian who campaigned for reform in Britain and the US.

Celibacy and the city

John O'Farrell: A movement called the Silver Ring Thing are promoting the idea that young people should not have sexual relations before marriage, which is an inversion of the usual British tradition of abstaining from sex after marriage.

Joy of sex education

George Monbiot: America's virgin soldiers are on their way - ignoring the dangers of abstinence for teenagers.

Scales of justice

David Teather looks at a US bill aimed at stopping overweight people suing fast food restaurants and food manufacturers.

Hitler’s debt to America

The Nazis were by no means the only advocates of racial purification. In this extract from his extraordinary new book, Edwin Black describes how Adolf Hitler's race hatred was underpinned by the work of American eugenicists.