science fiction , fiction , sci-fi , sf , 4 , aristocrats , astrophysics & space science , classic fiction , conflicts & dualities , deserts , dune , ecology , epic , fiction genres , frank herbert , have an original first edition hardback in decent condition. , have it , identity, hidden , life on other planets , messianic -religious , militaristic , other planets , political , political intrigue , politics , psionic powers , reviewed , rites of passage , robotics , robots , sci fi and fantasy , science fiction & fantasy , settings , space travel , spirituality , travel & voyages , types of characters