Over the course of our lives, we shed parts of our old selves, embrace new ones, and redefine who we are. This hour, TED speakers explore ideas about the experiences that shape the person we become. Guests include aerobatics pilot and public speaker Janine Shepherd, writers Roxane Gay and Taiye Selasi, activist Jackson Bird, and fashion executive Kaustav Dey.

Our relationship with animals is complicated: we love and fear them; hunt, consume and protect them. In this hour, TED speakers explore what happens when humans and animals interact. Guests include writer Jon Mooallem, animal trainer Ian Dunbar, poet Billy Collins, science historian Laurel Braitman, and biologist Frans de Waal. (Original Broadcast Date: September 5, 2014.)

We usually get wiser with age, but that doesn't mean we have to grow up to wise up. This hour, TED speakers explore what it means to find wisdom at every stage of life. Guests include journalist Joshua Prager, student Adora Svitak, writers Boyd Varty and Tony Porter, and psychiatrist Robert Waldinger. (Original broadcast date: June 10, 2016)

In an age of constant information and infinite distractions, how can we pay more attention to our ... attention? This hour, TED speakers explore the battle for our awareness during the digital age. Guests include sociologist Zeynep Tufekci, podcast host Manoush Zomorodi, neuroscientist Amishi Jha, designer Tristan Harris, and computer scientist Jaron Lanier.

What motivates us to take up a cause, follow a leader, or create change? This hour, TED speakers explore stories of inspirational leadership, and what makes some movements more successful than others. Guests include high school history teacher Diane Wolk-Rogers, writer and behavioral researcher Simon Sinek, 2016 Icelandic presidential candidate Halla Tómasdóttir, professor of leadership Jochen Menges, and writer and activist Naomi Klein.

Aging is inevitable. We can slow it down a little, but could we ever bring it to a grinding halt? In this episode, TED speakers explore how we all might live longer and even better lives. Guests include writer and explorer Dan Buettner, anti-aging advocate Aubrey de Grey, biochemist Cynthia Kenyon, medical ethicist Harvey Fineberg, and author Isabel Allende. (Original broadcast date: May 22, 2015).

Listening — to loved ones, strangers, faraway places — is an act of generosity and a source of discovery. In this episode, TED speakers describe how we change when we listen deeply. In a special updated interview, StoryCorps founder Dave Isay reflects on how we can best listen to each other, especially within our current political climate. Other guests from the original 2015 broadcast include sound artist Honor Harger, percussionist Evelyn Glennie, and Baptist minister Jeffrey Brown.

We're all guilty of getting too comfortable - with our routines, social circles, the status quo. But is it stopping us from growing? This hour, TED speakers explore ways to push out of comfort zones. Guests include entrepreneur and podcaster Tim Ferriss, organizational psychologist Tanya Menon, author and blogger Luvvie Ajayi, writer Ann Morgan, and humanitarian activist Dan Pallotta.

Love it or hate it, most of us have to work for a living. So, how can we make work more meaningful? This hour, TED speakers explore our values and motivations when it comes to the workplace. Guests include entrepreneur Margaret Heffernan, psychologist Barry Schwartz, behavioral economist Dan Ariely, and tech entrepreneur Dame Stephanie Shirley. (Original broadcast date: October 2, 2015).

In this hour, TED speakers explain how everything in nature is connected, and how we can restore its delicate balance. Guests include journalist George Monbiot, author Jane Poynter, bioacoustician Bernie Krause, and entomologist Marla Spivak (Original broadcast date: September 27, 2013).