industry cluster analysis for alabama bob riley director department of economic and community affairs governor john d harrison prepared by william r killingsworth phd matthew j faulkner office development t the university in huntsville november 21 2003 this study was supported s departmen us transportation secretary grant no dtts59 03 g 00008 mapping clusters a strategic approach to growth executive summary there are really only four broad approaches job recruitment new companies expansion existing develop ment start ups spin offs stry has been developed institute strategy innovation increases productivity increase commercial intellectual property discoveries although appears simple concept tackling these strategies requires number difficult questions be answered such as what industries should targeted data needs presented being recruited which focused on