Without full details about the news, it appears that Guild Wars 2 Production Lead Chris Whiteside is leaving ArenaNet. The information was posted to his Facebook page with several sources sending word. As yet there is no word on the Guild Wars 2 site.
Find out more about Whiteside's former position at ArenaNet on his Wiki page.
Yesterday i was super sad. Lonely, missing the team/community, family and today you have all made me feel loved. Thanks so much— Chris Whiteside (@TemplarCW) March 11, 2015
We'll keep you posted as the story develops.