Martha Kay Renfroe was born in Amarillo, Texas on June 5, 1938. She wrote mystery and science fiction novels under the pen name M. K. Wren. Her books included the Conan Flagg series, the Phoenix Legacy Trilogy, A Gift Upon the Shore, and Nitty Gritties: The Pursuit of the Perfect Manuscript. She was also an artist whose work was shown in galleries and shows. She died on August 20, 2016 at the age of 78.
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