Halcyon actively monitors change covering more than 150 key elements of life.

A Mundane Comedy is Dominic Kelleher's new book, which will be published later in 2023. The introduction is available here and further extracts will appear on this site in the coming months. Please get in touch with any questions or thoughts.

The 52:52:52 project, launching both on this site and on Twitter in mid 2023 will help you address 52 issues with 52 responses over 52 weeks.

Rockets

What's Changing? - Space

Halcyon Identifies 24 May 2023

Please see below selected recent space-related change.