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

Halcyon's 52:52:52 campaign on Twitter will help you address 52 issues with 52 responses over 52 weeks.

To be a catalyst is the ambition most appropriate for those who see the world as being in constant change, and who, without thinking that they control it, wish to influence its direction - Theodore Zeldin

A Mundane Comedy is Dominic Kelleher's new book, which will be published in early 2020. We will be publishing extracts on this site and across social media during the last quarter of 2019. Please feel free to contact us with any questions about the book.


What's Changing? - Addiction
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Halcyon Identifies 31 October 2019


Please see below selected recent addiction-related change.


See also: What's New? - Addiction


October 2019

What's New? - Addiction
Halcyon Identifies 30 June 2019


Halcyon curates the most significant addiction content from carefully selected sources. Please contact us if you'd like our help with addiction-related challenges.