Despite having Down's Syndrome, Sheri has managed to finish school, attain a tertiary degree and become a qualified teacher. She has also become a popular motivational speaker, inspiring people across the globe – from the dusty townships in her home country of South Africa, to the United Nations in New York. Her secret: A mother who believes in her, an almost superhuman perseverance and an excellent memory.

She has managed to overcome so many obstacles and she’s not about to succumb to the “forgetting illness” without a fight.