The GaiaNet committee organises a regular series of invitation meetings on topics concerned with the wider aspects of Gaia. You can see the position papers provided for these meetings here.
Mary Midgley: Gaia: Headings of Concern June 2003
John Ziman: The challenging, inspiring, irreducible pluralism of Gaia April 2004
John Turnbull: Modern Myths: our un-Gaian assumptions January 2004
Anne Primavesi: Gaian Identity and Ecological Humility September 2004
Pat Spallone: Gaian Identity and Ecological Humility; comments on the paper by Anne Primavesi, September 2004
David Midgley: Buddhist Perspectives on Gaia; Gaian Perspectives on Buddhism November 2004