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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.


On living your life
Where the Wild Things Are
Halcyon In Kal… 1 September 2019


Children’s book illustrator and Where the Wild Things Are author Maurice Sendak, in an NPR Fresh Air interview less than a year before his death in 2012, made a heartwarming call to "live your life, live your life, live your life".