Harriet Hall

Harriet Hall is a retired family physician, former U.S. Air Force flight surgeon and skeptic who writes about medicine, so-called complementary and alternative medicine, science, quackery, and critical thinking.  
She writes for Skeptic (where she is also a Contributing Editor),  Skeptical InquirerQuackwatch (where she is also a medical advisor) and Science-Based Medicine (where she is also a founder and editor).