The Global Network for Blood Donation  (GNBD) exhibited in the House of Friendship  (HOF) at the Rotary International Convention in Sao Paulo, Brazil.  The HOF was held at the Anhembi convention center.  BJ Smith (USA) and Cees Smit Sibinga (Netherlands) greeted guests to the booth by promoting voluntary blood donation by Rotarians.  Over 100 new members joined the GNBD during the course of the convention.