Doron Wesly has been named leader of business science and planning at Mindshare North America, a new position. Mindshare is part of WPP's GroupM, which also includes Maxus, MEC and MediaCom. Wesly will oversee customized market research and analytics initiatives for Mindshare clients and serve as chief liaison with the agency's client teams for all research as it applies to media plans and programs. He leads a 25-person team. Prior to joining Mindshare, Wesly was global media director for Cheil Worldwide.