He spoke of the impact Holly's death had on his family and how reading the book in proof form had helped them.

BBC: NEWS | UK | England | Cambridgeshire | Holly's father speaks of grief

The ten ordinary people, who are also outstanding investors, profiled in my book are living proof that this works.

FORBES: Buy-And-Hold Vs. Active Investing: Which Do You Think Is Smarter?

My latest book, The Power of Passive Investing provides proof that passive investing is a reliable, superior, market-beating strategy that investors seek.

FORBES: Passive Investing Beats the Markets

Admirers will be glad to find proof, here and elsewhere in this book, that Davies was as modest and engaging a man as they had supposed.

ECONOMIST: Robertson Davies

Those who say the system needs no changes cite the list above as proof that France's examining magistrates can indeed bring powerful miscreants to book.

ECONOMIST: French justice