Dehradun: A day long workshop was held at Media and Communication department of Doon University on Thursday. BB Bhatt, director of All India Radio, talked about various aspects of radio broadcasting in details. He asked the students who are aspiring to work in the Radio to have good knowledge about language and pronunciation. Besides, selection of words should be correct and the presenters should be sensitive towards listeners, he said, adding that one should use simple language to communicate and disseminate messages to the listeners, he added.