American critics of alternative medicine

American astrophysicist, cosmologist and author (1934–1996)

American journalist and writer (1880–1956)

American mathematics and science writer (1914–2010)

American science writer

American illusionists and entertainers

American magician and actor (born 1955)

American philosopher (1935–2014)

American professor of philosophy (1925-2012)

American biologist and blogger

American philosopher

American surgeon (1906-1991)

American neurologist, skepticist

American skepticism activist

American investigative journalist (1871-1958)

American medical doctor and skeptic

Physicist & skeptic (1931–2020)

American immunologist

American writer (1937–2000)

American psychiatrist

American professor of psychology

naturopath and blogger

American psychologist

American skeptic

American philatelist

physician

American physician

American writer, producer and podcaster (born 1965)

American internist and health care scholar

podcaster (1963-2007)

American physician