He is a novelist and physician, whose 2003 debut novel became a surprise bestseller. He is currently a Goodwill Envoy for the United Nations High Commissioner for Refugees and lives in California with his Persian-American wife and their two children. His second novel was released in 2007. Name him.

Khaled Hosseini (misspelled as Khalid in the option) is an Afghan-American novelist and physician whose debut novel 'The Kite Runner' (2003) was a surprise bestseller. He is indeed a UNHCR Goodwill Ambassador, lives in California with his Persian-American wife, and published his second novel 'A Thousand Splendid Suns' in 2007. Salman Rushdie is not a physician, Romel Hashmi is not a known author, and Stephen King is American but doesn't match the biographical details.