In August 1975, Meinel co-founded (with her then-husband, Keith Henson) the L5 Society, since merged into the National Space Society, and was its president for several years.
The book emphasizes the personality and projects of Robert Truax, Eric Drexler, Gerard K. O'Neill, Chris Langton, Freeman Dyson, Hans Moravec, Ralph Merkle, Robert Forward, Keith Henson, Carolyn Meinel, Gary Hudson, Saul Kent, and a number of others.
Keith Haring | Keith Richards | Keith Urban | Toby Keith | Keith Jarrett | Keith Emerson | Keith Moon | Keith Carradine | Jim Henson | Keith Sweat | Keith | Countdown with Keith Olbermann | Keith Miller | Keith Giffen | Keith David | David Keith | Keith Whitley | Keith Park | Keith Olbermann | Keith Jardine | Keith Green | Keith Ellison | Brian Keith | Keith Thibodeaux | Keith Rothfus | Keith Lockhart | Keith Ellison (politician) | Keith Barron | Kool Keith | Keith Van Horn |