Spying has changed. In this era of email intercepts and drone strikes, spooks are expected to uncover plots buried in mountains of data. Yet this makes the need for trained field operatives who can verify facts and uncover secrets more acute than ever. The human factor endures. This book gives an account of how modern espionage works.

The first truly global history of work, an upbeat assessment from the age of the hunter-gatherer to the present day

Charts world history from the dawn of civilisation to the modern culture we live in today. From the origins of homo-sapiens to the release of Nelson Mandela, from the French Revolution to the Space Race, this book presents an exploration of the human timeline up to and including modern Islam, the world wide web, and the global financial crisis.

The Art Book takes readers on a tour of the world's greatest artistic movements and works - from prehistoric cave painting to postmodern art - and the key ideas behind them. The second book in a new strand of DK's bestselling "Big Ideas" series that focuses on the visual and performing arts, The Art Book brings an innovative approach to the subject, with a strong graphic style and clear, readable text that helps to locate each artist within a broader cultural context.

Today's consumers prefer the advantages of access over the hassles of ownership. It's not just internet services like Netflix and Spotify; even industrial firms like GE and Caterpillar are reinventing themselves as solutions providers. Whether you sell software, clothes, insurance, or industrial machines, you need to master the transition to the subscription model.