A LIBRARIAN’S ORIENTATION
What this book explores
Astronomer Carl Sagan, with Ann Druyan, defends scientific skepticism as a public discipline for distinguishing well-supported claims from error, fraud, and wishful thinking. Through discussions of UFOs, alien abduction, pseudoscience, education, media, and the history of scientific inquiry, the book develops a ‘baloney detection kit’ while arguing that wonder and rigorous doubt need not be enemies.
EDITORIAL NOTE
Why it’s in the Library
This is a foundational invitation to pair openness with evidential responsibility. It is especially useful where spiritual exploration, extraordinary experiences, or claims about life beyond Earth can outrun what observation supports. Sagan’s humane sense of wonder keeps skepticism from becoming mere debunking at its best. The Library includes it as a classic of scientific citizenship, not as an exhaustive philosophy of knowledge or a warrant for dismissing testimony, religion, or uncertainty wholesale.
Good starting place if…
You want a vivid, accessible case for scientific skepticism, source checking, and intellectual wonder when evaluating extraordinary or culturally powerful claims.
Know before you begin…
Published in 1995, the book predates today’s social platforms, contemporary misinformation research, and later developments in astrobiology and UAP reporting. Its treatment of religion, anomalous belief, and personal testimony can sometimes feel sweeping, and skepticism can itself become an identity that overlooks power or humiliates vulnerable people. Lack of evidence is not always proof of impossibility, but possibility is not evidence; claim-specific expertise and updated sources remain necessary.