The Fate of Katherine Carr by Thomas H. Cook

Edgar Award-winning author Thomas H. Cook spins a riveting tale about one man's struggle to cope with staggering loss. Until his son was kidnapped and murdered, George Gates was a globe-trotting travel writer. Now he writes boring articles by day and broods at night. But when a retiring cold-case detective piques his interest with details of a missing writer, he feels compelled to discover her fate.