Fabien Lefevre of France finished second with Togo's Benjamin Boukpeti winning the bronze medal to become the first black man to win a medal in a canoe slalom event.
In 1947 the Lefevre Gallery in London hung a framed series of these scarves on its walls, and their success as works of art as well as instantly recognisable fashion accessories was assured.
Guibert offered to draw the things that Lefevre didn't capture -- such as the scenes that featured Lefevre himself -- creating an unusual book merging photography and art that was published in 2009.
"The personal journey that Lefevre went on is very interesting -- he is the outsider, and has to try to integrate himself with the medical team and the people they're looking after, " says Gravett.
One woman -- the mother of an artist named Mathieu Lefevre, who was killed on a bike -- is on a crusade to learn more about his death and to make roads safer for cyclists.
In 1986, photojournalist Didier Lefevre was sent to document a Doctors Without Borders mission in Afghanistan, taking hundreds of photographs of doctors and nurses struggling to tend to the sick and wounded during the Soviet occupation.