Hart was one of 10 mystery authors featured at the National Book Festival on the Mall in Washington, DC, in 2003 for Letter from Home and again in 2007 for Set Sail for Murder, 7th in the Henrie O series. In Set Sail for Murder (new in paperback March 2008), Henrie O joins a troubled family on a Baltic cruise and death is an unwelcome passenger.
Hart has been nominated 9 times for the Agatha Award for Best Novel and has won 3 times. In 2007 she received the Lifetime Achievement Award at Malice Domestic. She will be the International Guest of Honor at Bloody Words in Toronto on June 6-8, 2008.
Hart is a native of Oklahoma City, a journalism graduate of the University of Oklahoma, and a former president of Sisters in Crime. She is also a member of Authors Guild, Mystery Writers of America, the International Association of Crime Writers, and American Crime Writers League.