Consult with students who are visually impaired to determine what software and hardware tools can be provided to make your class more accessible to them.
Host group grading sessions to provide opportunities for teaching assistants to interact with each other and avoid falling behind in grading.
Train teaching assistants to use the Socratic method so they can help students improve their reasoning skills.
Create an environment where students feel safe approaching teaching assistants for help to ensure they get all the support they need to succeed in the course.
Train teaching assistants on how to provide feedback using the growth mindset so they can keep their students motivated to improve their skills and understanding.
Create a code of conduct for unpaid teaching assistants (TAs) to make department and institution expectations clear so violations are easily acted on.
Moderate a group discussion with teams that have trouble working together to resolve disagreements and encourage collaboration in a constructive way.
Reach out to incoming students who have expressed an interest being a CS major in order to begin building relationships with and advising these students to help them become a part of the CS community.
Put more time into explaining content than you think is necessary because students may not retain all the material the first time you explain it.