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Halcyon's 52:52:52 campaign on this site and on Twitter will start in late 2020. It will help you address 52 issues with 52 responses over 52 weeks.

Part consultancy, part thinktank, part social enterprise, Halcyon helps you prepare for and respond to personal, organisational and societal change.

A Mundane Comedy is Halcyon's new book. Extracts will appear on this site and on social media during late 2020. Please get in touch with any questions about the book or related Halcyon services.

Halcyon monitors change for more than 150 key elements of life.


People are living longer almost everywhere Halcyon In Figures 14 October 2019


In 1960, the average life span globally was 52.6 years. Today it’s  72 years. The reasons include improvements in child survival, expanded access to healthcare (including widespread vaccination), and people being lifted out of extreme poverty.

Everyone, Everywhere Is Living Longer

What Counts? - Global Population Trends
Halcyon Impacts 8 October 2018




It took 200,000 years for our human population to reach 1 billion—and only 200 years to reach 7 billion. But growth has begun slowing, as women have fewer babies on average. When will our global population peak? And how can we minimize our impact on Earth’s resources, even as we approach 11 billion?



On Habitats
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Halcyon In Future 30 June 2018

According to the World Bank, more people now live inside this circle than outside of it - see @WorldBank


Ageing trends towards 2050
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Halcyon In Future 21 January 2014

Within next 10 years, there will be 1 billion older people worldwide. By 2050 nearly one in five people in developing countries will be over 60. Check out this infographic by HelpAge International, an agency that helps older people lead dignified and healthy lives to see how the world demographic will change in the coming years. Delve into the latest data on ageing via the HelpAge International website.

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2011 in the world: 200million pregnancies, 20m miscarriages, 45m abortions, 135m births & 7m deaths in children below age five - Hand Rosling (on Twitter)