Diaspora: Personally Controlled, Do-It-All, Distributed Open-Source Social Network... an alternative to Facebook. After over 3 years of work, the Diaspora SNS has finally left Beta stage and launched a reference implementation of its own open source SNS code.
Lisa Gansky is the author of The Mesh: Why the Future of Business Is Sharing, and the “instigator” behind the Mesh Directory. She often speaks on the topic of technology, social currency and business platforms and models.
Salman Khan talks about how and why he created the remarkable Khan Academy, a carefully structured series of educational videos offering complete curricula in math and, now, other subjects. He shows the power of interactive exercises, and calls for teachers to consider flipping the traditional classroom script -- give students video lectures to watch at home, and do "homework" in the classroom with the teacher available to help.
Work-life balance, says Nigel Marsh, is too important to be left in the hands of your employer. At TEDxSydney, Marsh lays out an ideal day balanced between family time, personal time and productivity -- and offers some stirring encouragement to make it happen.