Supervisions. Graduate students are also able to take on a small amount of paid teaching for undergraduate courses. You must first obtain the permission of your research supervisor and attend a training course. Further information can be found in the Guide to Supervision in the Physical Natural SCiences and the booklet Supervision in Mathematics. Some supervision opportunities are available in the part II Astrophysics courses which are organised within the IOA. Specific instructions for supervising these courses can be found here.