Before revision: Supporters continued to defend the theory in spite of the lack of corroborating scientific evidence, leading to the charge that biorhythm theory had become a kind of pseudoscience due to its proponents' rejection of empirical testing: The physiologist Gordon Stein in the book Encyclopedia of Hoaxes (1993) wrote:Stein, Gordon.
After revision: Supporters continued to defend the theory in spite of the lack of corroborating scientific evidence, leading to the charge that it had become a kind of pseudoscience due to its proponents' rejection of empirical testing: The physiologist Gordon Stein in the book Encyclopedia of Hoaxes (1993) wrote:Stein, Gordon.