Linda J. Spilker was born on 26 April 1955 in Minneapolis, Minnesota, USA. She is married to Thomas R. Spilker. She was previously married to John Horn, Jr..
Part of the creative process for me is a burning desire to figure out how or why something works, such as how the planets in our solar system formed or how life began on Earth.
-- Mars Millenium Project 2030 website interview