ELI5: Explain Like I'm 5

Doctoral thesis

A doctoral thesis is like a very big homework assignment that someone who is very grown up does. This person is often called a "doctoral student" because they are trying to become a "doctor." Not like a doctor who fixes broken bones or gives you medicine, but a doctor who is really, really smart in a certain topic.

For a doctoral thesis, the student has to pick a topic they are interested in and study it A LOT. They read books, articles, and other things about that topic. They might also do experiments or surveys to learn more about it.

When they feel like they know enough, the student writes a really long paper about all the things they learned. This paper is called a "thesis." It can be as long as 300 pages! That's like trying to read a really big book.

The student has to make sure they write the thesis in a special way that other really smart people will understand. They have to follow a lot of rules and make sure everything is perfect. When they are done, they turn it in to their teacher who is called a "professor."

The professor then reads the thesis and tells the student if they did a good job or not. If they did, they can graduate and become a doctor!