Dropping Testosterone and Rising Islam in the West

Roy Barzilai, author of The Testosterone Hypothesis, discusses Dropping Testosterone and Rising Islam in the West, unveiling why our civilization is being crippled in the face of Sharia and Jihad.
Roy Barzilai, author of The Testosterone Hypothesis, discusses Dropping Testosterone and Rising Islam in the West, unveiling why our civilization is being crippled in the face of Sharia and Jihad.