The Skeptics Society & Skeptic magazine

Fluoridation of public water sources remains controversial as a public health measure despite the strong evidence that fluoride prevents tooth decay. Harriet Hall, M.D. examines the evidence and the arguments for and against water fluoridation to see what holds up to scrutiny.

Sociologist and Certified Sex Therapist Marty Klein, Ph.D. reviews Estrogen Matters: Why Taking Hormones in Menopause Can Improve Women’s Well-Being and Lengthen Their Lives — Without Raising the Risk of Breast Cancer by Avrum Bluming, M.D. and Carol Tavris, Ph.D.

Peter Kassan reviews Artificial Intelligence: A Guide for Thinking Humans by Melanie Mitchell (Farrar, Strauss and Giroux, 2019).

This essay was adapted with permission from Your Move: What Board Games Teach Us About Life, by Joan Moriarity and Jonathan Kay, published in 2019 by Sutherland House.

Why did JFK’s untimely death produce so many clashing interpretations of one of the most meticulously documented periods of history? This article examines the reasons shocking events like the Kennedy assassination give rise to conspiracy myths. Such stories, though based on ostensibly historic events, serve a contemporary agenda, namely by scapegoating a source of existential evil and promoting a paranoid counter-ideology to defeat it. This essay appeared in Skeptic magazine 22.4 (2017) and was presented to the 2017 Concordia-Vanier Liberal Arts Colloquium in Montreal on March 31, 2017, based on a working manuscript titled: The Autopsy of a Modern Myth: Thinking Critically about the Kennedy Assassination.

Michael Shermer reviews The Violence Paradox, a upcoming two-hour PBS NOVA film special, a production of WGBH Boston, November 20, 2019.

In this article, originally published in Quillette on Halloween, October 31, 2019, Dr. Shermer argues that patternicity, agenticity, pessimism, the negativity bias, and the Second Law of Thermodynamics provides a deeper explanation for why conspiracy theories are so popular and enduring. The article is based on Dr. Shermer’s new course from Audible and The Teaching Company on Conspiracies and Conspiracy Theories.

Is the statement “We are living in a post-truth world” true? If your answer is “yes” then the answer is “no” because you’ve just evaluated the statement in an evidentiary manner, so evidence still matters and facts still matter. Harvard psychologist Steven Pinker explains why were are not living in a post-truth world in this deeply insightful cover story from Skeptic magazine 24.3 (2019).

Ever since Bari Weiss introduced the world to the “Intellectual Dark Web” much has been written on what the members of the IDW believe. Pundits, journalists, and scholars have confidently espoused their “hot take” of the IDW without the slightest bit of systematic data collection to back up their claims. This empirical study of members of the IDW offers a preliminary summary of their beliefs on a wide range of issues.

Are you old enough to have a memory of the memory wars that were sparked by a debate that began more than 30 years ago? In this column from Skeptic magazine 24.3 (2019), Carol Tavris expounds on the persistence of belief in recovered memories.