Digitas, Weber Shandwick Are First Agencies To Join Global Video Measurement Alliance

Digitas and Weber Shandwick have become the first advertising agencies to join the Global Video Measurement Alliance (GVMA). 

On the buy side, they join one other existing member,
Mattel.

On the sell side, two other new members are also coming on board: BBC Studios and WildBrain Spark. 

Other existing supply-side …