
In 1996, a year before his untimely death, Carl Sagan published his book The Demon-Haunted World: Science as a Candle in the Dark. The book is considered Sagan's hardest-hitting work on religion. In it, Sagan writes about pseudoscience topics like astrology and faith healing and how they relate to issues of government choices and declining scientific thinking skills.
| Characteristics | Values |
|---|---|
| Book Title | The Demon-Haunted World: Science as a Candle in the Dark |
| Author | Carl Sagan |
| Co-writer | Ann Druyan |
| Year | 1996 |
| Genre | Science |
| Awards | Pulitzer Prize, Oersted Medal |
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What You'll Learn

'The Demon-Haunted World: Science as a Candle in the Dark' was published in 1996
The Demon-Haunted World: Science as a Candle in the Dark is a book by Carl Sagan, published in 1996. It is considered one of Sagan's most critical works on religion. The book explores the role of science in society and how it can be misused, with Sagan presenting a set of tools for skeptical thinking that he calls the "baloney detection kit". This kit aims to help readers distinguish between real science and pseudoscience, such as astrology and faith healing.
Sagan, a renowned astronomer and space scientist, was also a great populariser of science. He is known for making complex scientific concepts accessible to a wide audience, as evidenced by his Emmy and Peabody Award-winning PBS series, Cosmos, which was watched by 500 million people in 60 countries. The Demon-Haunted World is an example of Sagan's ability to write about science in a compelling and understandable way.
In the book, Sagan discusses various topics, including the story of Paul Ingram, who confessed to sexually abusing his daughter after undergoing "memory recovery" techniques. Sagan also writes about a patient of John Mack who claimed to have scars from alien encounters but could not show them as they were allegedly in private areas. Through these examples, Sagan highlights the importance of critical thinking and the scientific method.
The Demon-Haunted World received mixed reviews. While some praised its contribution to promoting scientific thinking, others, such as Paul Trachtman in the Smithsonian magazine, criticised it for not addressing certain issues, like the impact of bureaucratic growth and diminishing medical benefits on the decline of scientific thinking. Despite this, the book is a valuable contribution to the discussion of the role of science in society and the importance of scientific literacy.
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Sagan received the Pulitzer Prize
Carl Sagan was an American astronomer and science writer. He was a popular and influential figure in the United States, known for his work on the physical conditions of planets and his interest in the possibility of extraterrestrial life. Sagan received numerous awards and honours throughout his career, including the Pulitzer Prize.
Sagan's book, 'The Demon-Haunted World: Science as a Candle in the Dark', was co-written with his wife, Ann Druyan. It is one of six New York Times bestsellers that Druyan co-wrote with Sagan. The book covers topics such as pseudoscience, government choices, and the decline of scientific thinking skills. While 'The Demon-Haunted World' did not win a Pulitzer Prize, Sagan received this prestigious award for another of his works.
Sagan was awarded the Pulitzer Prize for his book 'The Dragons of Eden: Speculations on the Evolution of Human Intelligence', published in 1977. The book combines anthropology, evolutionary biology, psychology, and computer science to explore the evolution of human intelligence. Sagan discusses a range of topics, including the brain-to-body mass ratio as an indicator of intelligence, the evolutionary purpose of sleep and dreams, and the function of the neocortex in humans.
The Pulitzer Prize is a highly esteemed award, and Sagan's recognition by this prize highlights the significance of his contributions to science and literature. In addition to the Pulitzer Prize, Sagan received many other awards, including the Oersted Medal, twenty honorary degrees, the NASA Distinguished Public Service Medal, and the National Academy of Sciences Public Welfare Medal. His book Cosmos and the accompanying Emmy and Peabody Award-winning television series were also incredibly successful.
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Sagan writes about the story of Paul Ingram
In his 1995 book, "The Demon-Haunted World: Science as a Candle in the Dark", Carl Sagan writes about the story of Paul Ingram, a Washington State resident and an active charismatic Christian. In 1988, Ingram's two daughters, Ericka and Julie, accused him of sexual abuse and made claims of satanic ritual abuse.
Ingram's daughter, Ericka, reported that her father had sexually abused her. He was told that "sex offenders often repressed memories of their crimes." After hearing this, Ingram was able to vaguely visualize the alleged events and suggested that "a demon might be responsible." As Ingram started to remember events, several other individuals and family members claimed to remember them as well. A "memory recovery" technique was used on Ingram, and he confessed to the crimes. However, a medical examination of his daughter revealed none of the scars she had described. Sagan writes that Ingram later tried to plead innocence once he was away from his daughters, police colleagues, and pastor.
Sagan uses the story of Paul Ingram to illustrate the importance of critical and skeptical thinking. He argues that hoaxes and false memories can reveal flaws in our thinking and help advance our critical thinking skills. This concept is further explored through Sagan's "dragon in my garage" story, in which he presents a set of tools for skeptical thinking that he calls the "baloney detection kit." These tools aim to help people distinguish between valid science and pseudoscience.
"The Demon-Haunted World: Science as a Candle in the Dark" was written by Sagan and his wife, Ann Druyan, who co-wrote four of the 25 chapters. The book aims to explain the scientific method to laypeople and encourage critical and skeptical thinking. Sagan emphasizes that science is not just a body of knowledge but a way of thinking that brings humans to an understanding of the universe as it is, rather than how they wish to perceive it.
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Sagan's wife, Ann Druyan, co-wrote six New York Times best-sellers
Ann Druyan, Carl Sagan's wife, is an award-winning writer, producer, and director. She is known for her work in the communication of science and has had a successful career spanning several decades.
Druyan and Sagan co-wrote six New York Times bestsellers, including:
- "Comet"
- "Shadows of Forgotten Ancestors"
- "The Demon-Haunted World: Science as a Candle in the Dark"
- "Billions & Billions"
- "The Varieties of Scientific Experience"
In addition to their writing collaborations, Druyan and Sagan also worked together on the 1980 television series "Cosmos: A Personal Voyage," for which Druyan served as a co-writer and Sagan as the host. The series became the most widely watched series in the history of American public television at that time and won several awards, including two Emmys and a Peabody Award.
Following Sagan's death in 1996, Druyan continued to honour his legacy through her work. She wrote, produced, and directed the sequel series "Cosmos: A Spacetime Odyssey" and its follow-up, "Cosmos: Possible Worlds." She also wrote the companion books for these series, further solidifying her own successful career in science communication.
Ann Druyan's contributions to the fields of science and entertainment, both with her late husband and independently, have been significant and impactful. Her work has helped to educate and inspire people all over the world, carrying on Sagan's legacy and their shared passion for exploring the wonders of the universe.
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Sagan was a co-founder of the Planetary Society
Carl Sagan, the author of The Demon-Haunted World: Science as a Candle in the Dark, co-founded The Planetary Society in 1980. The society is a member-funded non-profit organisation that is dedicated to advancing space science and exploration. Sagan co-founded the society with Bruce Murray and Louis Friedman, and it quickly became the fastest-growing membership organisation of the 1980s.
The Planetary Society was formed to demonstrate that the public strongly supported planetary exploration and the search for extraterrestrial life. The society has about 60,000 members from more than 100 countries worldwide. It is involved in research, public outreach, and political space advocacy for engineering projects related to astronomy, planetary science, and space exploration.
The society's mission is to "Empower the world's citizens to advance space science and exploration". It lobbies Congress and encourages its members to write to and call their representatives to support NASA funding. The Planetary Society has created several space-related projects and programs, including the SETI program, which began with Paul Horowitz's Suitcase SETI and has grown to include searches in radio and optical wavelengths from both hemispheres of the Earth.
Until his death in 1996, Sagan led the society, using his celebrity and political clout to influence the political climate. The society pushed its scientific and technologic agenda throughout the 1980s and 1990s, leading to an increased interest in rover-based planetary exploration and NASA's New Horizons mission to Pluto.
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Frequently asked questions
1996.
The Demon-Haunted World: Science as a Candle in the Dark.
Carl Sagan.
No, he co-wrote it with his wife, Ann Druyan.
The book is about science and religion. Sagan writes about how science and religion are both equally mysterious, but that science makes accurate predictions and advances based on experience, while religions are "infallible" and rely on faith.





















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