My speech at the Liberal Democrat conference (Liverpool, 21 Sept 2010).
My appearance on the Today programme on the second birthday of the Lewes pound and the first birthday of the Brixton pound (BBC, 16 Sept 2010).
Money-changing, Berkshares and local economics: a lecture in Massachusetts, about the amazing berkshares currency (Stockbridge, March 2010).
My speech at the energetic launch of the new currency for Brixton in south London (Lambeth Town Hall, September 2009).
The way forward for the complementary currencies movement (Local Currencies conference, New York, 2004).
Where has all the money disappeared to? (Alternative Mansion House Speech, London, 2002)
Why the euro needs to be part of an explosion in the number of currencies (European Finance Convention, Paris, 2000).