Lice-infested beds, unwashed surgical tools, and cut-off fingers - healthcare in the 1800s was a bloody affair. We take a look at the man who changed all that. Then, how much power does a protest really have? Zeynep Tufekci explores whether they have the power to change politics. Finally, there’s a common thread in art, music, storytelling, and even business-creation: creativity.
UCLA Professor Pedro Noguera tells us how our diminishing investment in urban public schools is failing kids.
Author Maura O’Connor explores the great lengths conservationists are willing to go to save the environment and preserve its wildlife.
Becky Kanis Margiotta explains why avoiding traditional barriers to housing and get people into permanent homes first is the way to go.
Security expert Marc Goodman explains how sophisticated groups are ransacking our data, well out of the reach of police.
Harmonyx CEO Bob Bean talks about the frontiers of personal health data.
Environmentalist Paul Gilding says global warming might change how you spend money... and whether you even bother heading to the mall anymore.