United Nations Secretary-General’s Special Envoy for the Ocean.

Richard Haass reflects on the dangerous power shifts in the US and globally since Donald Trump's return to the White House.

Peter Thomson reflects on the significant achievements of 2025 and proposes ways to maintain momentum in 2026.

While Donald Trump followed through on his campaign promise to raise tariffs sharply in 2025, the domestic economic impact ...

Stephen S. Roach thinks effective diplomacy will be impossible so long as the current US president is in office.

Silvia Sgherri thinks the US needs to help build an open, interoperable, standards-based monetary order for the 21st century.

Silvia Sgherri is a visiting scholar and adjunct professor at the George Washington University’s Elliott School of ...

PS editors asked PS contributors to identify national and global trends to watch for in the coming year.

José Manuel Barroso reflects on what has made Gavi so successful, even as other international organizations have become ...

Adekeye Adebajo cites three possible motives for striking the country, all of which reflect an imperial mindset.

Fueled by anger over corruption, high living costs, and narrowing opportunities, youth-led protests have been sweeping the ...

Cristina Ramirez warns that the continent’s allergy to sensible reforms could lead it down the same path taken by Argentina.