General

• http://yapc.tv/2008/fe/jonathan-perl6-highlights/ — Jonathan Worthington: “Perl 6 Highlights” (40 minutes), slides, 2008
• http://yapc.tv/2008/upw/jonathan-ash-perl6-tutorial/ — Jonathan Worthington & Andrew Shitov: “Perl 6 Tutorial” (2 hours), slides, 2008
• http://ontwik.com/perl/perl-6-update/ — Damian Conway: “Perl 6 Update” (1 hour), Nov 2010

Data Structures

• YAPC::NA 2012 - More Laziness and Lists — part 2 of a 2-part talk

Subroutines

• http://www.youtube.com/watch?v=dOsfmeWlw-U — Jonathan Worthington: “Perl 6 Signatures The Full Story (part 1)”, slides, 2010

Regexes

• http://yapc.tv/2011/ye/jonathan-perl6grammars/ — Jonathan Worthington: “Debugging Perl 6 Grammars” (20 minutes), slides, code, 2011

OO

• http://yapc.tv/2008/ye/jonathan-types/ — Jonathan Worthington: “Putting Types To Work In Perl 6” (40 minutes), slides, 2008
• http://yapc.tv/2008/ye/jonathan-oop/ — Jonathan Worthington: “Object Orientation, The Perl 6 Way” (32 minutes), slides, 2008

Rakudo

• http://yapc.tv/2008/fe/jonathan-rakudo/ — Jonathan Worthington: “Rakudo: Implementing Perl 6, in Perl 6, on Parrot” (40 minutes), slides, 2008
• http://www.youtube.com/watch?v=hyfAxxdYAP8 — Jonathan Worthington: “Optimizing Rakudo Perl 6” (40 minutes), slides, 2011