Three overseas experts form half a Digital Strategy Advisory Group, named by the Government.The trio will bring global perspectives to the group, says Information Technology Minister, David Cunliffe. "These advisors are highly-respected business leaders and experts in their fields. With their New Zealand connections, they are well-placed to advise on international developments in the New Zealand context.The international advisers are: Chris Liddell, ex-pat Kiwi, chief financial officer of Microsoft, US,