How to demand a medical breakthrough: lessons from the AIDS fight

December 1989: At left, members of ACT UP mount a protest outside St. Patrick's Cathedral in New York. At right, activist Michael Petrelis inside the cathedral shouts "Stop killing us!" in the middle of the service.
December 1989: At left, members of ACT UP mount a protest outside St. Patrick's Cathedral in New York. At right, activist Michael Petrelis inside the cathedral shouts "Stop killing us!" in the middle of the service.