Before revision:   Here we introduce the novel concept of community landscapes and ModuLand, an integrative framework determining overlapping network modules as hills of the community landscape and including several widely used modularization methods as special cases.
After revision:  Methodology/Principal Findings: Here we introduce the novel concept of community landscapes and ModuLand, an integrative framework determining overlapping network modules as hills of the community landscape and including several widely used modularization methods as special cases.