Sarah Ferguson has worn many hats in her lifetime: working royal, entrepreneur, philanthropist, occasional telly presenter, social media star, writer, wife and mother notwithstanding. But it's her relatively new role as grandma, or 'GiGi' as she's called, that's given her the most joy.
It's also given her a great deal of inspiration for her new children's picture book, Flora and Fern: Wonder in the Woods, which she's written as a festive tale to teach young readers about sustainability and the environment in the run-up to Christmas.
Speaking of Christmas, the festive season only becomes more special as she watches her family grow. Now a proud grandmother of four, with a fifth on the way – Princess Beatrice is mum to Sienna, three, stepmum to Wolfie, eight, and is currently expecting again…