Episode #2 of the Social Signal podcast features an interview with design ethnographer Kelly Goto, who explains why testing for usability is a must in the era of the social web. We also list some of the events coming up on the Social Signal calendar.

Some of the links mentioned in the podcast:

Our calendar of upcoming eventsRegistration for the NTEN webinar seriesThe Northern Voice blogging conferenceRegistration for Web 2.0 and Your Organization with Alexandra Samuel and Jason MogusKelly Goto's company, gotomediaThe books Kelly recommends:Steve Krug, Don't Make Me ThinkKaren Donoghue and Michael D Schrage, Built for UseKelly's book:Web ReDesign 2.0: Workflow that Works