Google announced that it will ban essay writing firms from advertising on their site. (The prevalence of cheating on campuses has been discussed here before.) While universities have welcomed the move, the affected firms are claiming it will 'punish legitimate businesses.' Google has specifically banned 'academic paper-writing services and the sale of pre-written essays, theses, and dissertations,' which now join other items on the banned list such as tobacco, drugs, weapons, and prostitution