It’s little secret that digital was among the key places where the last Presidential campaign was waged and won. From back end technology to analytics to engagement and more, Obama's digital campaign is still discussed and revered.How will Republicans respond? What changes, innovations and trends can we expect for 2016? From gathering donations to inspiring young voters, is there a digital divide between the parties – and if so, can Republicans close it in time?If digital is where the Presidential battle will occur, Patrick Ruffini is one of the Republican top weapons. He’s worked on three Presidential campaigns and countless state and congressional campaigns; he ran digital for Republican National Committee; Twice named a “Tech Titan” by Washingtonian Magazine he is now President and Founder of the digital agency Engage.