Published talks I have given in the past.
(Unit) Testing Swiss Knife: All the Tools You Wanted to Know (JavaZone 2012)
An Agile Approach to Technical Debt Is The Only Way (Smidig 2012, slides) - on continuous refactoring as an integral part of development
Programmer’s Survival Kit: Code Injection for Troubleshooting (JavaZone 2011, lightning talk, slides)
Specification by example - course summary (internal conference 2012, slides)