Write a few sentences about your dissertation to give the audience an idea as to what your research is about. Try to explain your research so that your own family would understand it. You have a 600 character limit (with spaces).
You can include acknowledgments for those who have shown their support during your graduate studies, share your feelings about your graduate experience, or make announcements about postdoctoral, teaching, or research positions you have secured. Barring inappropriateness, this section is completely your own. You have a 1650 character limit (with spaces).