These are a few links to video and audio of lectures recorded by other organizations and written on-line commentaries. They are brief and basic and the quality depends on sites maintained by other organizations.
Governance Reform and Economic Growth. Lecture in Governance in Africa series commissioned by SOAS and the Mo Ibrahim Foundation. Recorded in November 2008 in SOAS, London. The link is to a page with other lectures in the series.
State and Economic Development: What Role? What Risks? Summary and Audio recording of talk given on 22nd November 2006 at ODI, London.
The Pervasive Nature of Corruption. Focus Commentary for Aljazeera.net
Al Jazeera Interview on the BDR Mutiny in Bangladesh February 2009. This interview was broadcast a few days after a horrific border guard (BDR) mutiny in Dhaka where troops killed a large number of their commanding officers who were from the BD army. The TV broadcast was recorded by a third party unknown to me using a handheld camera and posted on Youtube by them. I discovered it by accident. Don't expect a crisp video.
Debate with Danny Kaufmann on Anti-Corruption Strategies in Developing Countries. Recorded by 'Development Drums' on 23rd October 2009. (The debate is an hour long so may not suit everyone!)
Interview on Press TV on the situation in Pakistan and Afghanistan 1st November 2009 . Interview/discussion hosted by George Galloway on the 'Real Deal'.