Stewart Brand: The dawn of de-extinction. Are you ready?
Throughout humankind's history, we've driven species after species extinct: the passenger pigeon, the Eastern mountain lion, the dodo .... But now, says Stewart Brand, we have the technology (and the biology) to bring back species that humanity wiped out. So -- should we? Which ones? He asks a big question whose answer is closer than you may think.
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Philip Zimbardo: The Demise of Guys?
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Universal Kabbalah is a system of philosophical thought and study. What can it do for us? How? What has Kabbalah contributed to society?