Moonshots

In the last half-century, technological progress has stagnated. The century from 1870 to 1970 brought electricity, running water, telephones, television, automobiles, and airplanes. Life expectancy at birth rose from 45 to 72. But since the early 1970s, progress has been …

Taming Unicorns

Until the last decade, most startups that grew to become valuable businesses chose to go public. Late-stage startups with reported valuations over $1 billion used to be so rare that venture capitalist Aileen Lee called them “unicorns.” When she coined …