The Global Forum on Food Security and Nutrition is an online community for knowledge sharing on food security and nutrition, hosting discussions, queries and peer assist requests. Founded in late 2007 by FAO’s Agricultural Development Economics Division, this initiative aims at bridging the knowledge divide and at strengthening the interactions among professionals with different cultural backgrounds and affiliations. This booklet celebrates the milestone of 2 years of successful online discussions: 'FSN Forum - Knowledge Sharing for Improved Food Security and Better Nutrition - Two Years of Online Discussions' it presents the main features and outcomes of 44 online discussions held from 2007 to 2009, divided in four themes: 1. Food Security and Nutrition Policies, Analysis and Information 2. Nutrition 3. Cross-Cutting Issues 4. Agriculture, Natural Resources Management and Biodiveristy