WASHINGTON, DC - APRIL 15: Kate Barton (Global CEO - Dentons) speaks on stage during Semafor World Economy 2026 on April 15, 2026 in Washington, DC. (Photo by Tasos Katopodis/Getty Images for Semafor World Economy)

WASHINGTON, DC - APRIL 15: Kate Barton (Global CEO - Dentons) speaks on stage during Semafor World Economy 2026 on April 15, 2026 in Washington, DC. (Photo by Tasos Katopodis/Getty Images for Semafor World Economy)

WASHINGTON, DC - APRIL 15: (L-R) Alexis Akwagyiram (Managing Africa Editor - Semafor) and Daniel O’Day (Chairman and CEO - Gilead Sciences) speak on stage during Semafor World Economy 2026 on April 15, 2026 in Washington, DC. (Photo by Tasos Katopodis/Getty Images for Semafor World Economy)Alexis Akwagyiram (Managing Africa Editor - Semafor)

WASHINGTON, DC - APRIL 15: (L-R) Alexis Akwagyiram (Managing Africa Editor - Semafor) and Daniel O’Day (Chairman and CEO - Gilead Sciences) speak on stage during Semafor World Economy 2026 on April 15, 2026 in Washington, DC. (Photo by Tasos Katopodis/Getty Images for Semafor World Economy)Alexis Akwagyiram (Managing Africa Editor - Semafor)

WASHINGTON, DC - APRIL 15: (L-R) Alexis Akwagyiram (Managing Africa Editor - Semafor) and Daniel O’Day (Chairman and CEO - Gilead Sciences) speak on stage during Semafor World Economy 2026 on April 15, 2026 in Washington, DC. (Photo by Tasos Katopodis/Getty Images for Semafor World Economy)Alexis Akwagyiram (Managing Africa Editor - Semafor)

WASHINGTON, DC - APRIL 15: (L-R) Alexis Akwagyiram (Managing Africa Editor - Semafor) and Daniel O’Day (Chairman and CEO - Gilead Sciences) speak on stage during Semafor World Economy 2026 on April 15, 2026 in Washington, DC. (Photo by Tasos Katopodis/Getty Images for Semafor World Economy)Alexis Akwagyiram (Managing Africa Editor - Semafor)

WASHINGTON, DC - APRIL 15: Daniel O’Day (Chairman and CEO - Gilead Sciences) speaks on stage during Semafor World Economy 2026 on April 15, 2026 in Washington, DC. (Photo by Tasos Katopodis/Getty Images for Semafor World Economy)

WASHINGTON, DC - APRIL 15: Daniel O’Day (Chairman and CEO - Gilead Sciences) speaks on stage during Semafor World Economy 2026 on April 15, 2026 in Washington, DC. (Photo by Tasos Katopodis/Getty Images for Semafor World Economy)