Elizabeth Pisani says Obama 's embrace of science in setting health policy is encouraging . The Associated Press contributed to this report. Data show that giving drug users clean needles stalls HIV 's spread , she says . Ideology and rhetoric rule . Pisani : Science-based solutions must be made politically workable to be implemented .
Elizabeth Pisani says Obama 's embrace of science in setting health policy is encouraging . The Associated Press contributed to this report. Data show that giving drug users clean needles stalls HIV 's spread , she says . Pisani : Science-based solutions must be made politically workable to be implemented .