A psychologist by trade, it took until the birth of her children to take up her love for the arts again.
Heavily pregnant with number 3, Mariska finished her MA at the Courtauld in Dutch Baroque Art. Soon after this she was lucky enough to lecture for the most wonderful group of students. She decided this was what she wanted to do, and set up Art Historical London offering art historical lectures and courses in London.
Fully accredited PTLLS lecturer she also teaches on the public program of the Dulwich Picture Gallery.