"They’ve been called the Nomos (not-mothers), who have entered a state of “otherhood” (like motherhood without the “m”). These women are our girlfriends, sisters, colleagues, neighbours and partners. They are also a misunderstood tribe, according to the U.S. writer Melanie Notkin, whose fascinating new book, Otherhood, looks at the reasons so many women hitting the end of their fertility window today (i.e., women in their late-30s to mid-40s) did not choose to forgo motherhood and are understandably a bit wistful about the road not taken. She calls it “circumstantial infertility” – in which a woman with conventional expectations of partnership and parenthood ends up finding neither before age 40."

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