This document summarizes a presentation about context collapse on social networking sites and how it affects LGBTQ identity disclosure on Facebook. The presentation discusses how context collapse, where multiple audiences are collapsed together, influences impression management decisions and strategies for dealing with stigma. It introduces research questions about these topics and how context collapse may impact future identity expression. The methods of interviews and Facebook walkthroughs are presented, as well as findings that some users employ passing, separating audiences, social steganography, and anonymous spaces to manage impressions and prevent context collapse when disclosing their LGBTQ identity online.