The heroine of Silvia Moreno-Garcia’s Mexican Gothic, Noemí, is a modern woman, as eager to drive her shiny new convertible to a party as she is to enroll in a Master’s program in anthropology. Her interests are broad, her charm indefatigable. She enjoys her glamorous life to the full, which is why she’s initially put …

When I was younger, I always wanted a twin. Siblings were fine, but a twin–that would really have been something. Someone just like me who I could always depend on, who would be there to play with and comfort me no matter what. Twins, I believed, were just a little more magical. Actual twins can …