DEF CON 27, Bio Hacking Village, 'Dr. Goldman, Dr. Schwartz & David Guffrey - Impanelled: 'Medical Simulations Discussion' → January 05, 2020 by Marc Handelman in BioHacking, Conferences, DEF CON 27, Education, Information Security Thanks to Def Con 27 Volunteers, Videographers and Presenters for publishing their superlative conference videos via their YouTube Channel for all to see, enjoy and learn.