2020: The Harmony Debates; exploring a practical philosophy for a sustainable future (Lampeter: Sophia Centre Press, 2020: in partnership with the University of Wales Trinity Saint David and the Sustainable Food Trust)
https://sophiacentrepress.com/publication/the-harmony-debates/

2018: (ed. with Jenn Zahrt) Astrology as Art: Representation and Practice (Lampeter: Sophia Centre Press).
https://sophiacentrepress.com/publication/astrology-as-art/

2018: (ed. with Chris Impey) Imagining Other Worlds: Explorations in Astronomy and Culture, Lampeter: Sophia Centre Press.
https://sophiacentrepress.com/publication/imagining-other-worlds/

2016: (ed.) Heavenly Discourses (Lampeter: Sophia Centre Press),
Proceedings of the Heavenly Discourses Conference, University of Bristol, 14-16 October 2011.
ISBN 978-1-907767-07-4
http://www.sophiacentrepress.com/book/heavenly-discourses/

2016: (ed. with Dorian Greenbaum), Astrology in Time and Place: Cross-Cultural Currents in the History of Astrology (Newcastle: Cambridge Scholars Publishing).
ISBN 1-4438-8381-6
http://www.cambridgescholars.com/astrology-in-time-and-place

2016: (ed. with Barbara Rappenglück, Michael Rappenglück and Fabio Silva) Astronomy and Power: How Worlds are Structured (Oxford: British Archaeology Reports).
ISBN 978-1-4073-1441-9
http://www.barpublishing.com/astronomy-and-power-how-worlds-are-structured.html?sef_rewrite=1&cookies_accepted=Y

2015: (with F. Pimenta, N. Ribeiro, F. Silva, A. Joaquinito and L. Tirapicos (eds), Stars and Stones: Voyages in Archaeoastronomy and Cultural Astronomy – a Meeting of Different Worlds (Oxford: British Archaeology Reports).
ISBN 978-1-4073-1441-9
http://www.barpublishing.com/seac-2011-stars-and-stones-voyages-in-archaeastronomy-and-cultural-astronomy.html

2015: (with Fabio Silva), Skyscapes – The Role and Importance of the Sky in Archaeology (Oxford: Oxbow).
ISBN 978-1-78297-840-4
http://www.oxbowbooks.com/oxbow/catalogsearch/result/?q=Skyscapes

2013: (with Liz Greene), Sky and Symbol (Lampeter: Sophia Centre Press).
ISBN 978-1-907767-03-6
http://www.sophiacentrepress.com/book/sky-and-symbol/

2011: (with Liz Greene), Astrologies: Plurality and Diversity (Lampeter: Sophia Centre Press).
http://www.sophiacentrepress.com/book/astrologies/

2010: Cosmologies: Proceedings of the Seventh Sophia Centre Conference, 2009 (Lampeter: Sophia Centre Press).
http://www.sophiacentrepress.com/book/cosmologies-2nd-ed/

2006: (with Patrick Curry), Sky and Psyche, Proceedings of the 2005 conference on Sky and Psyche (Edinburgh: Floris Books).
https://www.florisbooks.co.uk/book/Nicholas-Campion/Sky+and+Psyche/9780863155666