Twenty years ago, Congolese man Guy Goma came into the BBC for a job interview but, in a now legendary case of mistaken identity, ended up live on the BBC News Channel. Speaking to BBC Africa, Guy explained how he managed to stay calm under the unexpected pressure of live TV.

“My kids are being bullied in school,” says Peter Odike, a Nigerian-born South African, as anti-immigrant tensions rise in South Africa.Naturalised in 2006, he says citizenship hasn’t shielded him from harassment.

It's Sir David Attenborough's 100th birthday and in 1980 he faced questions from an audience of young viewers about his life and television career. Lesley Judd hosted the show, and Attenborough talked about making a connection with gorillas, and his concerns for the environment.