The visible light there is from the UV emitter now looks cyan, while the IR beam that normally isn't visible at all looks the way the UV emitter's visible beam does to the naked eye. This tends to happen because the RGB filter arrays used in consumer digital cameras are only designed to filter visible light.
An elected leader is chosen by a vote of the public, while an appointed leader is selected by another leader or a body of officials without the public directly participating. Both types of leaders have been important in American history, particularly in how they exercise their authority.
Working Within the City. Oberlin is governed under the Council-Manager form of government. Under this system of local government, the elected officials are the community leaders and policy makers who establish a vision for Oberlin and who hire a City Manager to carry out policy and ensure that all residents are being equitably served.