In 2014, Gardels became the editor-in-chief of The WorldPost, a digital publication stemming from a partnership between the Washington Post and the Berggruen Institute.

[3] In 2020, The WorldPost evolved into a digital and print magazine called Noema, which covers philosophy, geopolitics, economics, technology and culture.

He has also written for foreign publications, including Corriere della Sera, El Pais, Le Figaro, Yomiuri Shimbun, O’Estado de Sao Paulo, the Guardian, Die Welt and many others.

Prior to this, he spent four years as adviser to Governor Jerry Brown of California on economic affairs, with an emphasis on public investment, trade issues, the Pacific Basin and Mexico.

He has lectured at the Islamic Educational, Scientific and Cultural Organization (ISESCO) in Rabat, Morocco, and the Chinese Academy of Social Sciences in Beijing, China.