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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 first quarter of 2020. Please feel free to contact us with any questions about the book.


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


Please see below selected recent generosity-related change.


See also:


October 2019

  • Feeling like the world is becoming less friendly? Social theorist Jonathan Zittrain begs to differ, seeing a web of random acts of kindness,
  • Meanwhile, initiatives like Global Giving also tell a more positive story.


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


Please see selected recent happiness-related change.


See also:


July 2019

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


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

Halcyon In Kal… 1 January 2019


I attended several TEDx events over the past decade and viewed/listened to many other TED talks. While I have paid TED less and less attention in recent years, as I've increasingly found the format to be rather overproduced and formulaic, there have undoubtedly been some thought-provoking talks along the way, including, for me, the following:


What's Changing? - Measurement
Halcyon Impacts 17 July 2018


Please see below selected recent measurement-related change.



  • Quartz warned that, in an increasingly digital world with growing concerns about sustainability, dismay is mounting about the use of GDP as the benchmark measure for a nation’s economy. It fails to take into account other things that could be more valuable indicators about how a country is doing, such as inequality, well-being, happiness, clean air, and climate-change mitigation.


Pre 2018

Quote 2439

Unhappiness is more pervasive and debilitating than happiness is uplifting and enabling. There must be some cosmic reason for this- some grim, miserable, genetic, Darwinian purpose for why life’s stick is so much worse than its carrot - AA Gill…

halcyon.admin 20 June 2013
Quote 2430

The individual pursuit of happiness as defined by consumer culture still absorbs much of our time and energy, or else the threat of being shut out of this pursuit through poverty, unemployment, incapacity galvanises our efforts . . . and yet the sense that there is something more presses in. Great numbers of people feel it: in moments of reflection about their life- in moments of relaxation in nature- in moments of bereavement and loss- and quite wildly and unpredictably - Charles Taylor

halcyon.admin 20 June 2013
Quote 2441

You are forgiven for your happiness and your successes only if you generously consent to share them - Albert Camus

halcyon.admin 17 June 2013