Call for Proposals for OURMedia 7: Identity, Inclusion, Innovation

This conference might well be interesting for IKM Emergent: 
OURMedia 7: Identity, Inclusion, Innovation – Alternative Communication in a Globalized World will be held in Accra, Ghana, from 11-15 August 2008.
Founded in 2001, OURMedia/NUESTROSMedios is a global network with the goal of facilitating a long-term dialogue between academics, activists, practitioners and policy experts around citizens’ media [...]

Hypographs

HyperGraph is an open source project which provides java code to work with hyperbolic geometry and especially with hyperbolic trees. It provides a very extensible api to visualize hyperbolic geometry, to handle graphs and to layout hyperbolic trees.