“I do genuinely believe that the political system is not linear. When it reaches a tipping point fashioned by a critical mass of opinion, the slow pace of change we're used to will no longer be the norm. I see a lot of signs every day that we're moving closer and closer to that tipping point.”

American former politician, businessman, and environmentalist

Al Gore is an American former politician, businessman, and environmentalist. He served as the 45th vice president of the United States from 1993 to 2001 under President Bill Clinton, and earlier represented Tennessee in Congress as both a House member and a senator. A member of the Democratic Party, Gore became the party’s nominee in the 2000 presidential election. He won the popular vote but lost the Electoral College to George W. Bush. His public life has also included business and environmental work, which has shaped much of his public reputation.