Dec 14, 2018, was a dark day for universal health coverage (UHC). To begin with, a federal judge in Texas, USA, ruled that the Affordable Care Act (ACA) is unconstitutional.1 That same day, the new President of Mexico, Andrés Manuel López Obrador, announced his intention to abolish the country's largest public insurance programme, known as Seguro Popular (People's Health Insurance).2 The ACA and Seguro Popular have extended health coverage to millions of previously uninsured families, most of...