Passionate advocates of the search for extraterrestrial intelligence (SETI) will find much to ponder in this carefully documented analysis.

"[1] Philip Skell reviewed the book writing "In this fascinating and highly original book, Guillermo Gonzalez and Jay Richards advance a persuasive argument, and marshal a wealth of diverse scientific evidence to justify that argument.

"[2] Victor J. Stenger, a physicist and philosopher, reviewed the book explaining that it not only "ignores" the 2000 book Rare Earth (written by Gonzalez's Washington colleagues paleontologist Peter Ward and astronomer Donald E. Brownlee), but it goes against "the consensus of astrobiologists in adopting the Rare Earth position.

The Institute chose to show the film at the National Museum of Natural History in Washington, D.C.

[5] The Institute has alleged that the book is "at the heart of the attacks on Iowa State University astronomer Guillermo Gonzalez" and played a role in his denial of tenure and that it provoked 124 of Gonzalez's faculty colleagues to sign a petition in 2005 denouncing intelligent design and urging all other faculty members to do the same.