Lisa Tiffian Meet Lisa Tiffian. Shes studying for her Masters Degree in Human Sexuality, and shes working a her thesis. Her study today is drawing a sample of white males, ages 18 35, and shes measuring things like penis size both flaccid and erect, testicle size, as well as volume of ejaculate. Someday she hopes to be Dr. Lisa Tiffian, Sexologist, with her emphasis in the white man. See, shes a white cock slut, and her studies give Lisa an excuse to display her slutty behaviors in the name of research, education, and humanit