Most musicologists work as instructors, lecturers or professors in colleges, universities or conservatories. Most music theorists work as instructors, lecturers or professors in colleges, universities or conservatories. Others rely on their own faculty and enrich their courses by inviting visiting lecturers. Faculty other than lecturers must have a Ph.D. and relevant teaching and industry experience. Both Lecturers and Instructors typically hold advanced graduate/professional degrees. See Bradshaw Lecture for list of past lectures and lecturers. QIU courses are taught by international academic staff of which most are UTM lecturers. Talks are given by university lecturers and invited guests. Many prominent scientists work here as senior lecturers. Adam's parents are both university lecturers. Initially, it had 4 regular and 3 additional lecturers and 49 students. Black was widely recognised as one of the most popular lecturers at the University. Some PhD-holding music theorists are only able to find insecure positions as sessional lecturers. Nuland was also one of the featured lecturers at One Day University. He frequently had professional cartoonists appear as guest lecturers.