Confluence 2010,the annual business summit of the Indian Institute of Management,Ahmedabad (IIM-A),concluded here on Sunday. This years theme was Innovation and inclusivity in the social sector. Among the speakers were heads of private entities currently involved in several Public-Private Partnership (PPP) initiatives like GVK EMRI and the Society for Education,Action and Research in Community Health (SEARCH). The inter-institute competitions also concluded with the hosts winning at least four prizes,with other b-schools like IIM-Lucknow and Bangalore,MICA,SPJIMR and several others bagging prizes as well.