Ben Shepherd departs Thinkerbell Ben Shepherd, general manager at Thinkerbell, has left the agency just 2 weeks shy of 12 months since it was announced he was joining the agency. Thinkerbell CEO, Margie Reid confirmed Shepherd was leaving the agency. “We thank Ben for his contribution to Thinkerbell and helping us deliver a joined up Measured Magic. We wish him all the best in his new role.” ADVERTISEMENT Shepherd joined Reid at the agency last year, after the two had previously worked together at OMD. Shepherd At the time of Shepherd’s appointment, Reid said the agency had hired ‘a beautiful mind’.