‘An undated old photo of fossil technicians at the Sterkfontein Caves. Itumeleng Molefe’s’s father, Nkwane Molefe, is second from right. Steven Motsumi is fifth from right. The pair unearthed the famous Australopithecus fossil Little Foot while working under paleoanthropologist Ron Clarke.’

An undated old photo of fossil technicians at the Sterkfontein Caves. Itumeleng Molefe’s’s father, Nkwane Molefe, is second from right. Steven Motsumi is fifth from right. The pair unearthed the famous Australopithecus fossil Little Foot while working under paleoanthropologist Ron Clarke.

An undated old photo of fossil technicians at the Sterkfontein Caves. Itumeleng Molefe’s’s father, Nkwane Molefe, is second from right. Steven Motsumi is fifth from right. The pair unearthed the famous Australopithecus fossil Little Foot while working under paleoanthropologist Ron Clarke.

An undated old photo of fossil technicians at the Sterkfontein Caves. Itumeleng Molefe’s’s father, Nkwane Molefe, is second from right. Steven Motsumi is fifth from right. The pair unearthed the famous Australopithecus fossil Little Foot while working under paleoanthropologist Ron Clarke.