AHPS national conventions are held in different parts of the country every 9 to 18 months. Convention exhibit awards include a best one-frame award, a novice award, and the Felix Ganz Memorial Grand Award, named for a past AHPS member, internationally-known researcher, prolific writer and frequent exhibitor.
The next AHPS National Convention will take place in Seattle at SEAPEX (Seattle Philatelic Exhibition), September 14-16, 2018. Additionally, the Swisss NABA (NAtionalle Briefmarken Ausstellung) will take place May 17-20, 2018 in Lugano. This is a big one and takes place every 6 years. Looking a further year out, INDYPEX, Indianapolis, IN will take place in October 2019.
Previous conventions have taken place at
St. Louis Stamp Expo (2017)
NOJEX (New Jersey Stamp Show) (2015).