dr. heyzer has served on numerous boards and advisory committees of international organizations, including the undp human development report, undp eminent persons group on trade and sustainable development, the g77’s high-level panel of eminent personalities of the south, the asian development bank’s eminent persons group, distinguished fellow of the fung global institute, and board of trustees of the national university of singapore. she was a founding member of several international women's networks and chairperson of the consortium advisory group on women's empowerment in muslim contexts: gender, poverty and democratisation from the inside out. she was on the high-level commonwealth commission on respect and understanding chaired by nobel laureate prof. amartya sen. she was a jury member of us secretary of state hillary clinton’s innovation award for women’s and girl’s empowerment, 2010. dr. heyzer has also advised private sector partners such as macy's, cisco, and the calvert investment fund to provide high value employment and market access to women and youth in conflict and disaster-affected areas as well as in the arab states, setting new standards for ethical investment.