Just a few  officers  skill trees                                               Natosha works well with an engineer suit and development skill tree once this is done place her on your institution / businessman he works well with the trailblazer suit and put him in your development skill tree / sniper he works well in your combat skill tree shooter side  a wanderer suit on him / mechanic seems to work work well in support skill tree on training troops and you might want to try general suits on him / zombie Hunter you might want to put him in the combat skill tree and a maneuver suit works well on him placed him on the zombie side of your skill tree these are just a few more to come