Original broadcast date: October 29, 2021. What does it take to deliver a message, precious cargo, or vaccines — meant for exactly the right place in our bodies? This hour, TED speakers explore the often perilous journey of crucial deliveries. Guests include theater director Amir Nizar Zuabi, astrophysicist Erika Hamden, chemical engineer Kathryn Whitehead, and entrepreneur Keller Rinaudo.
