Regarding the notion of duplication in grants, there is still a need for both repeating research and following projects with repeated aims, though in a slightly

Regarding the notion of duplication in grants, there is still a need for both repeating research and following projects with repeated aims, though in a slightly different fashion as promoted through recent reproducibility initiatives (http://www.nature.com/news/independent-labs-to-verify-high-profile-papers-1.11176 http://www.nature.com/news/independent-labs-to-verify-high-p...).