David Reis takes over from Adina Schorr, who will "retain an advisory role to the Objet board in various activities", according to the press release. Previously, Reis had been on the Objet's board for eight years.
Is this good or bad? The short answer is, we don't know. Leadership changes can be made for many reasons, and there is no way for certain to know what they are. Sometimes an expanding company needs a different style of leadership as the scale increases, whereas other times personal reasons cause changes to occur. Regardless, Objet continues to expand their activities in Europe and Asia-Pacific.