He won silver at the 2004 Olympics in Athens. His personal bests were 20.79 and 44.73. Biography. Born in Perth, Western Australia, to South African immigrant parents, Steffensen competed in the 2004 Olympics, and was a part of the Australian team that won the silver medal in the 4 × 400 metres relay.
The "Keros Hoard" is a very large deposit of Cycladic figurines that was found on the island of Keros. In 2006-2008, the Cambridge Keros Project, co-directed by Colin Renfrew with others, conducted excavations at Kavos on the west coast of the island.