Alien Life and Human Purpose: A Rhetorical Examination through History provides a rhetorical examination of the way major historical figures connect their arguments for the absence of alien life, or "unity," to their philosophical, religious, and ethical agendas. Although the unity myth has often existed in the background of society, shaping institutions and values, during periods where relativism gained prominence, its opponents actively wielded the unity myth as a response; Plato used the unity myth against the sophists, Anglican theologian and philosopher William Whewell against the...