In May 2007, writer and blogger Melissa Lafsky was hired as the full-time editor of the site.[17] In August 2007, the blog was incorporated into The New York Times' web site – the authors had been writing joint columns for The New York Times Magazine since 2004 – and the domain Freakonomics.com became a redirect there.[18] In March 2008, Annika Mengisen replaced Lafsky as the blog editor.[19] The Freakonomics blog ended its association with the New York Times on March 1, 2011.[20]