This First Phase Report on Sierra Leonegrowth poles is the result of a 9 months consultativeprocess led by the Office of the President whichspecifically requested that the output of this diagnostic bein an engaging format. The fundamental concept of growthpoles is that they exploit agglomeration economies andspillover effects to spread resulting prosperity from thecore of the pole to the periphery. At the basis of thistheory is the assumption that economic development is notuniform over a region. Rather, it concentrates around ageographic feature or economic hub. In particular, itfrequently concentrates around a key industry, around whichlinked industries develop. A growth pole can be used tonurture direct and indirect linkages from the flagshipindustry to supporting sectors, which vastly expands theemployment generation potential of new investments in saidflagship industry. The expansion of this key industryimplies the expansion of output, employment, relatedinvestments, as well as new technologies and new industrial sectors.