Here are presentations I have given in a variety of formats for you to mix and reuse as you wish.
Inform 7: A domain specific language for text adventures
SeaLang (Seattle Languages group), 6th May 2015.
Language Integrated Query: An introduction
Guernsey Software Developer Forum, 29th January 2008.
Web application security for developers
Guernsey Software Developer Forum, 15th August 2007.
Until this presentation has been reformatted please use the originally presented version.
Change management with Subversion
Guernsey Software Developer Forum, 24th May 2007.
Use as you see fit. Commercial use is fine, no attribution requested or desired.