I run a Silicon Valley startup –but I refuse to own a cellphone

In the heart of the most tech-obsessed corner of the planet, Steve Hilton hasn't had a phone in years. He's relaxed, carefree, happier. His wife on the other hand ...

Before you read on, I want to make one thing clear: I'm not trying to convert you. I'm not trying to lecture you or judge you. Honestly, I'm not. It may come over like that here and there, but believe me, that's not my intent. In this piece, I'm just trying to ... explain.

People who knew me in a previous life as a policy adviser to the British prime minister are mildly surprised that I'm now the co-founder and CEO of a tech startup . And those who know that I've barely read a book since school are surprised that I have now actually written one.