HOTLINE: ZenithOptimedia's Simon Bolus to join Barb

ZenithOptimedia's head of research, Simon Bolus, is joining Barb as a research manager. Bolus has served as the IPA's representative on Barb's Technical Advisory Group and as the chairman of the IPA's Television Research Advisory Group. Julie Hamshere, who was previously the head of the Optimedia brand insight division, replaces Bolus.