Links:

    -Mars Direct: Headquarters for the Mars Direct Manned Mars Mission
    -Mars Society
    -ESSAY: The Significance of the Martian Frontier (Robert Zubrin)
    -ESSAY: The Economic Viability of Mars Colonization (Robert Zubrin)
    -Robert Zubrin (Wikipedia)
    -Transportation Testimony of Dr. Robert Zubrin at Senate Commerce, Science, and Transportation Committee Hearings: "Future of NASA". (October 29, 2003, Senate Committee on Commerce, Science, and Transportation)
    -INTERVIEW: with Robert Zubrin (Ann Online)
    -INTERVIEW: Q & A With Robert Zubrin, President, International Mars Society (Space.com, 28 February 2000)
    -INTERVIEW: The Case for Mars Revisited: Speaking of the Future with Robert Zubrin (The Speculist, August 27, 2003)
    -INTERVIEW: with Robert Zubrin (Ted Chamberlain, September/October 2000, National Geographic Adventure)
    -PROFILE: Defender of the dream of colonizing Mars (CAROL SMITH, August 21, 2003, SEATTLE POST-INTELLIGENCER)
    -ESSAY: On to Mars!: While NASA fiddles with robots, a grass-roots movement burns to put human beings on the Red Planet -- soon. (REBECCA BRYANT, January 1999, Salon)
    -ESSAY: A Critique of Robert Zubrin’s Martian Calendar (Thomas Gangale and Marilyn Dudley-Rowley)
    -REVIEW: of Benedict Arnold: A Drama of the American Revolution in Five Acts by Robert Zubrin (Thomas Lindaman, Common Conservative)
    -REVIEW: of The Holy Land by Robert Zubrin (Aaron Hughes, Fantastic Reviews)
    -REVIEW: of The Holy Land (Wayne Lutz, The Tocquevillean)
    -REVIEW: of The Holy Land (Rochelle Caviness , The Jewish Eye)
    -REVIEW: of The Holy Land (Timothy E. McMahon, NorthEast Book Reviews)
    -REVIEW: of The Holy Land (Heather Preston, American Mensa Ltd. Bulletin)
    -REVIEW: of Holy Land (Beth Goodtree, Israel Insider)
    -REVIEW: of First Landing by Robert Zubrin (Wil Owen, Rambles)
    -REVIEW: of The Adventures of Space Pioneers in the High Arctic by Robert Zubrin (Adam Keiper, Weekly Standard)