Hm, hm, nowadays we call it "elimination communication," and stay-at-home mothers are devoting themselves to training their children earlier. Carolyn Rowland, a nurse for the Wayne State University School of Medicine, worries that parents who try infant potty training may have unrealistic expectations. "My concern is if you put the child to do something you want them to do that they're not capable of doing, you may be setting them up for problems and you're putting a whole lot of pressure on them."