After a decade in publishing at The Guardian and New Scientist, Tara worked at Ingenious - a company making collagen supplements. She was fascinated by the increasingly clever ways science can trick the body into looking and feeling younger. The inspiration for Little Mice came from a news segment about young blood plasma being used to rejuvenate older people - a concept she found both intriguing and unsettling. The idea lingered.

What happens when youth itself becomes a commodity?