2017 "The Carbon Landscape Policy: The development of an IFLA Climate Charge Action Plan" IFLA Advisory Circle Whitepaper, IFLA World Council Meeting, Montreal, Canada, Oct 2017
2017 "Considering the Carbon Landscape: The impact of landscape architects on Climate Charge" Texas Chapter of the American Society of Landscape Architects, Austin, April
2015 “The role of landscape architecture in the design of high density communities” NZIA Christchurch and Auckland, August and September
2012 “Post-earthquake master planning of Lyttelton and Sydenham” NZILA conference, June
2012 “The Carbon Landscape - using the free market to fight climate change” 5th International Urban Design Conference, Melbourne, September
2010 “Design for Deconstruction” LIANZ Conference: A Taste of the South, Dunedin, October
2010 “Five projects from around the world” Seminar at Lincoln University May 2010
2010 “An anecdotal walk through sustainability” Keynote speaker, SB10 NZ Sustainable Building Conference, Wellington, May
2009 “The Carbon Landscape - Using the free market to fight climate change” 46th IFLA World Congress, Rio de Janeiro, October
2008 “Sustainability, Carbon and the Changing Face of the New Zealand Landscape” Keynote speaker, LIANZ Expo, August
2007 “The Environmental Cost of Landscape” GOVT3, Wellington, September
2007 “The Carbon Landscape” Keynote speaker, 44th IFLA World Congress, Kuala Lumpur, August 2004 “The unwieldy process of sustainability” NZILA conference Ecopolis, April