Alex Honnold is one of the most recognized and followed rock climbers in the world. He was recently the subject of the Oscar-winning documentary, “Free Solo” and is the founder of the Honnold Foundation, an environmental non-profit.

Mona Chalabi is a data journalist and TV presenter who’s known for her publications with FiveThirtyEight and The Guardian. She’s made appearances on the BBC and Neil deGrasse Tyson’s “Star Talk.” She’s a big advocate for using data journalism to prevent politicians from making false claims. Please join me in welcoming her.

Adam Savage is widely known for his role as co-host of Discovery Channel’s “Mythbusters” and “Unchained Reaction” and his special effects have been featured in films like “Star Wars Episode I: The Phantom Menace” and “Episode II: Attack of the Clones”.

Laurene Powell Jobs has made it her mission to create the greatest good for the greatest amount of people. She’s founder and president of social change organization Emerson Collective, which is advancing solutions to some of the biggest challenges of our time—immigration, education, gun violence, cancer research and more.