Scientific structure

14 Divisions and 2 Commissions  ISHS leaf bullet  Division Chairs meet in the ISHS Executive Committee every year while Commissions Chairs join in every other year   ISHS leaf bullet  within the structure of Divisions and Commissions more than 130 Working Groups are currently active   ISHS leaf bullet  to join ISHS Divisions, Commissions or Working Groups online or to update your membership details and participate in ISHS Mailing Lists sign in to your ISHS membership account here.