But it's worth asking: are there different things expected of a university essay from those for school, college, or other contexts ... Academic essays usually follow an established organisational ...

Zach Yadegari, the 18-year-old co-founder of calorie-tracking app Cal AI, got rejected from 15 top-tier universities.

An introduction is not compulsory and does not necessarily gain any marks but it can help you set out the structure of your essay and identify what factors and issues you are going to write about.