While palmistry is now more of an entertainment, it's also been inextrictably intertwined with medicine.
That path from chiromancy - or hand reading - in late medieval times, to modern genetics, has been charted by historian Alison Bashford.
She reveals how signs on the hand - its shape, lines, marks, and patterns - have been elaborately decoded over the centuries.
Her fascination with chiromancy was sparked when she came across a handprint of a gorilla that had died in