“Music is so much more than sound simply traveling through the ear,” says sign language interpreter Amber Galloway-Gallego. In a spirited performance, musician and activist Madame Gandhi plays two songs — “Top Knot Turn Up” and “Bad Habits” — while Galloway-Gallego provides an animated sign language interpretation.

How do you talk to someone who doesn’t believe in climate change? Not by rehashing the same data and facts we’ve been discussing for years, says climate scientist Katharine Hayhoe. In this inspiring, pragmatic talk, Hayhoe shows how the key to having a real discussion is to connect over shared values like family, community and religion — and to prompt people to realize that they already care about a changing climate. “We can’t give in to despair,” she says. “We have to go out and look for the hope we need to inspire us to act — and that hope begins with a conversation, today.”

The workplace is often presented as a meritocracy, where you can succeed by putting your head down and working hard. Wall Street veteran Carla Harris learned early in her career that this a myth. The key to actually getting ahead? Get a sponsor: a person who will speak on your behalf in the top-level, closed-door meetings you’re not invited to (yet). Learn how to identify and develop a productive sponsor relationship in this candid, powerful talk.

Humans are no longer valued for our creativity, says media theorist Douglas Rushkoff — in a world dominated by digital technology, we’re now just valued for our data. In a passionate talk, Rushkoff urges us to stop using technology to optimize people for the market and start using it to build a future centered on our pre-digital values of connection, creativity and respect. “Join ‘Team Human.’ Find the others,” he says. “Together let’s make the future that we always wanted.”