* Why Use Virtual Tutors
* Designing Effective Teachers
* Designing for Specific Populations
* Existing Software Tutors
* Creating Engaging Embodied Conversational Agents
* Implementing a Social Tutor for Autism
* The Thinking Head Whiteboard
* Evaluating the Social Tutor
* The Future of Virtual Teachers
https://link.springer.com/book/10.1007/978-981-16-2312-7