Pablo Graiver aims to make signing up for a drug study as easy as booking a flight on the Web.
The 47-year-old Argentinian entrepreneur, a former executive at the airfare search engine kayak.com, has designed a new tool that draws from the travel industry to match scientists looking to test experimental medicines with patients suffering from more than a dozen diseases. It pools information patients previously had to piece together from Google searches, doctors and a complicated government-run website.