Questions for Bryan can be about all sorts of things. For example, you can ask him about his research, or about graduate school. You can ask him about what he loves about science, or how he decided he wanted to study immunology. You can ask him what he does in his lab, or how research works too! Ask away!
** Please do not submit requests regarding research opportunities with Bryan or at Stanford. If you are interested in working in a lab at Stanford check out the Office of Student Outreach website https://oso.stanford.edu/programs/audiences/5-high-school-students/categories/5-research-internships