Alexis C. Madrigal

Alexis Madrigal is the deputy editor of, where he also oversees the Technology Channel. He's the author of Powering the Dream: The History and Promise of Green Technology.

Dads on Sitcoms

On television shows, dads have been portrayed as incompetent dolts reflecting and encouraging a damaging attitude towards men and childcare.

Meet Taco Bell's 'Resident Disruptor'

As academics debate the value of Clayton Christensen's "theory of disruption," this is how Taco Bell's Jeff Jenkins thinks about disruption. 

The Man Who Created GPS

Roger Easton spearheaded the creation of the satellite system that lets us know where on Earth we are.