…es the electromagnetic force. The best description I’ve found so far comes from Wikipedia: viz., photons are ‘chunked ripples in a field, or “excitations”, that “look like” particles’ (Wikipedia s.v.; emphasis added). That is, a photon can be considered as a discretely located (w…

…process. This process is doubly collaborative in user-generated systems such as Wikimedia, where online help is under constant revision, positioning users as au- thors and editors of crowd-sourced documentation. If technical and professional Foreword xv communication seems more f…