Ricardo Miledi is a Mexican neuroscientist who won the Royal Medal

Royal Medal

The Royal Medal, also known as The Queen's Medal, is a silver-gilt medal awarded each year by the Royal Society, two for "the most important contributions to the advancement of natural knowledge" and one for "distinguished contributions in the applied sciences" made within the Commonwealth of...

in 1998.
In 1999 was awarded with the Prince of Asturias Award. In 2010 won the Society for Neuroscience's Ralph W. Gerard Prize for outstanding contributions to the field.
He is a professor at the University of California, Irvine.
Professor Miledi's personal Website link: http://faculty.sites.uci.edu/rmiledi/
Miledi's laboratory website: http://faculty.sites.uci.edu/miledilab/