http://www.smashingmagazine.com/2012/12/22/talks-to-help-you-become-a-better-front-end-engineer-in-2013/- Addy OsmaniThis is an excellent collection of front-end topics, which include tools, concepts and best practices. It is definitely worth a look for any level of front-end developer with a desire to keep up-to-date from the best in the business.