The planning committee for the HIV Implementation Science Workshop convened at NIH in Rockville, MD on January 31. The diverse group of experts and key stakeholders met to prepare for the Workshop to be held April 10-11, 2018 in Chicago. The workshop is led by Brian Mustanski and Nanette Benbow at Northwestern and Stef Baral at Johns Hopkins University through funding from an administrative supplement for an Inter-CFAR meeting focused on advancing the methods and measures of HIV-related implementation science.