2020 Cyberspace
2019 Napa, CA
2018 Stockholm, Sweden
2017 Pittsburgh, PA
2016 Tarrytown, NY
2015 Ein Gedi, Israel
2014 Prague, Czechia
2013 Leavenworth, WA
2012 Niagara Falls, Canada
2011 Barcelona, Spain
2010 Atlanta, GA
2009 Lake Arrowhead, CA
2008 Chicago, IL
