Michael Shermer is an American science writer, historian of science, and founder of the Skeptics Society and Skeptic magazine. After an early career in competitive cycling, he pursued graduate study and became a prominent public advocate for scientific skepticism. His books examine belief, conspiracy thinking, morality, and the psychological processes that produce pattern and agency detection.

Shermer came to skepticism after experiences in evangelical Christianity, competitive cycling, and alternative health claims. He founded the Skeptics Society and Skeptic magazine, wrote extensively about belief and pseudoscience, and became a familiar participant in public debates. That personal trajectory shaped his approach to UFOs: he is interested not only in whether a report is mistaken but in the cognitive and social processes that make an explanation compelling, especially when it aligns with a community’s prior expectations.

Shermer has debated and interviewed UFO advocates, witnesses, and researchers while arguing that unexplained observations should not be converted into extraterrestrial conclusions without stronger evidence. He emphasizes misidentification, memory, incentives, and the base rate of ordinary explanations. Critics within the UAP community argue that broad skepticism can underweight converging testimony or classified data; Shermer responds that missing evidence cannot support a specific extraordinary claim.

Shermer supplies a critical counterpoint in UAP analysis and media coverage. He is not an official case investigator, and skepticism alone does not resolve a sighting. His relevance lies in stress-testing arguments, identifying reasoning errors, and requiring advocates to state what evidence would distinguish non-human technology from mistakes, secrecy, or fraud. That argumentative role has kept him prominent whenever extraordinary interpretations enter mainstream scientific discussion.