New book releases: Reviews of Jodi Picoult, Audrey Niffenegger, Kafka letters, Jennifer Clare on the Cholas, and Sudha Subramanian for the weekly reading list. Hollow Bones.Jodi Picoult.Penguin, pp 464, Rs 799.When Molly Fitzgerald was two months old, her mother went to a morning appointment in downtown New York. Like so many who left their homes on September 11, 2001, Molly’s mother never came home....Life Out Of Order.Audrey Niffenegger.Penguin, pp 560, Rs 999.