Consterdine, Peter and Thompson, Geoff. Ultimate Self-Defence Seminar. Protection Publications. 2005. Review: Ultimate Self-Defence Seminar: by Josh Nixon, ESP This video is one of those well-known ones, considered essential by many, that you often hear about as an instructor. There’s good reason for that. ‘Action beats reaction’ – this is the key understanding that makes … More Review: ‘Ultimate Self-Defence Seminar’ by Peter Consterdine and Geoff Thompson