The group that advises the U.S. government on vaccination thinks some new vaccines may not be worth the cost.
In 2009, the Advisory Committee on Immunization Practices, or ACIP, decided it's not cost effective to routinely vaccinate boys for human papillomavirus, though they do recommend the vaccine for girls. Now the group is struggling to decide whether infants and toddlers should get costly new vaccines to prevent a form of meningitis caused by bacteria.
Casey Anthony talks with her attorney, Dorothy Clay Sims, before a sentencing hearing in Orlando, Fla. on Thursday, July 7, 2011. Anthony was acquitted of killing her daughter, Caylee, but faces four charges of lying to police officials.
Patricia J. Williams is a professor of law at Columbia University.