New York Times Magazine | January 2016
A new approach to self-improvement is taking off in Silicon Valley: cold, hard rationality
New York Times Magazine | November 2015
A new gene-editing tool might create an ethical morass - or it might make revising nature seem natural.
New York Times Magazine | September 2013
If everybody knows that test scores and grades aren't the keys to success, how do we teach, and measure, the things that are?
New York Times Magazine | May 2012
Can You Call a 9-Year-Old a Psychopath?
The New Yorker | July 2011
A digital pioneer questions what technology has
The New Yorker | November 2010
Can Alberto Salazar Straighten Out
American Distance Running?
Outside | October 2009
Scott Macartney's Comeback.
The New Yorker | September 2008
The Complicated Death of a 9-11 Hero.