Her teacher, Betty Dodson, the good artist turned intercourse educator and evangelist for feminine self-stimulation, was preaching the advantages of the Kegel-like work out that Ms. Dodson maintains can aid result in an orgasm. Sure, an orgasm can be noisy at occasions. A performer to her main, Ms. Dodson has cultivated a persona that swings amongst gruffly abrasive and genial, and she can be wryly amusing at periods.