TORONTO – Just a day after Shaw Media announced its new partnership with Twitter’s Amplify program, Bell Media today announced its own partnership with the social media juggernaut that will use metrics to examine the relationship between audience engagement and Twitter activity. Bell Media, which made the announcement ahead of today’s “upfront” presentation of its new fall schedule, said the research will also focus on the social TV behaviour of Canadian viewers and the return on investment of social TV initiatives. “We're excited to continually expand our presence in the social media space through the power of our premium content....