CIA: The Contagious Influencers of America Podcast. Meet the Gamechangers, the Influencers and those who are not afraid to show up with a shovel if that’s what it takes to move a mountain. Go inside the minds of true American trailblazers who are making a difference by sharing their stories of personal triumph, overcoming obstacles, defeating fear, fighting addiction, and rejecting failure. Contagious Influencers of America is hosted by 9-time Emmy winner David Sams.