Ruby Frans of the MTN Sciencentre, seen here with her son Chad-Lee (is that the right spelling, Ruby? was a guest with DJ Mandla on Jozi FM on Tuesday night.
Jozi FM is a Johannesburg-based radio station. The interview went out at 10h30 pm.
The topic was indigenous knowledge.
Jozi FM is one of South Africa's best-known community radio stations.
Based in Soweto, the station grew out of the struggles against apartheid and was first granted a licence a decade or so ago.
