A year before Columbine, a streak of school shootings had America debating whether they were a blip or a trend. The last fatal mass shooting of the 1998 school year was in Springfield, Ore.
It's been 50 years since Robert F. Kennedy's assassination. Pulitzer Prize-winning photographer David Kennerly, who covered his short-lived run for president, describes what it was like on the ground.
Zhao Kangmin reconstructed the first warriors after farmers digging a well stumbled on fragments in 1974. They were commissioned by China's first emperor — to guard his tomb.
We now face an increasing list of global crises. But why aren't more of us taking action? Naomi Klein compares our circumstances with those of previous generations who took action for lasting change.
Leadership expert Simon Sinek says lasting movements need inspiring leaders. He argues the best leaders are the best followers — they believe they are following a cause bigger than themselves.
In 1980, Iceland elected the country's first female president. Halla Tómasdóttir grew up with this image of leadership, and then in 2016 ran for president. She says this is why more women need to run.
What are the qualities of charismatic leaders? Professor of leadership Jochen Menges discusses why charismatic leaders have the power to inspire action — sometimes to a fault.