The Center for Global Health Policy “Science Speaks” blog discusses the WHO launch of the March 2014 Supplement to the 2013 Consolidated Guidelines on the Use of Antiretroviral Drugs for Treating and Preventing HIV Infection. The supplement provides “responses to the guidelines to date … highlights trends to help countries forecast their procurement needs … [and] adds new information about strategies for diagnosing HIV infection among infants to expedite antiretroviral treatment initiation,” among other things (Lubinski, 3/3).