Academic Concept Illustrations for Adults

I'm in need of illustrations for a set of academic concepts aimed at adults. The illustrations will be used in educational material.

The ideal freelancer for this project should have:
- Experience in creating illustrations for educational content
- A portfolio that includes work aimed at adult audiences
- Ability to represent complex academic concepts visually
- Understanding of the requirements for illustrations in educational material
- Skills in creating clear, engaging and informative illustrations.