Ceridwen was born in South Africa, and grew up between South Africa and Australia. She studied anthropology on scholarship at Harvard and New York University before returning permanently to Sydney in 2010.
Her debut novel, Blood Kin, was shortlisted for the Dylan Thomas Award, and selected for the U.S. National Book Foundation’s '5 Under 35' honours list.
The Wall Street Journal named her one of their 'artists to watch'. Her second book, Only the Animals, won the inaugural 2014 Readings New Australian Writing Award and the Steele Rudd Award for a short story collection in the Queensland Literary Awards, and is currently on the VCE Literature Text list.
Her latest novel, In the Garden of the Fugitives, was published in 2018 in Australia, the U.S., the U.K. and France. Her short non-fiction book, On J.M. Coetzee: Writers on Writers, was published in late 2018 as part of the acclaimed 'Writers on Writers' series by Black Inc. Books.
Ceridwen also regularly contributes creative non-fiction and essays to newyorker.com (the New Yorker’s website), the Monthly magazine, and WIRED (U.S.).