Conversation so far:
What was William Beveridge's report on social insurance?
Drafted by William Beveridge, who proposed reforms of social welfare by addressing what he identified as five giants on the road of reconstruction: Want… Disease, Ignorance, Squalor and Idleness.
Was this report by William Beveridge helpful?
It formed the basis for the post-war reforms known as the Welfare State, which include the expansion of National Insurance and the creation of the National Health Service.
Are there any other interesting aspects of William Beveridge's report?
Published in the midst of World War II, the report promised rewards for everyone's sacrifices. It was overwhelmingly popular with the public.

Question: did he help bring about change?
Self-contained rewrite: Did William Beveridge bring about change?