1. Introduction
2. Background
3. Visual Description Generation and Storytelling
4. Visual Referring Expression Comprehension and Generation
5. Visual Question Answering, Reasoning, and Entailment
6. Visual Dialog
7. Multimodal Machine Translation
8. Language-to-Vision Generation
9. Vision-and-Language Navigation
10. Vision-and-Language Pretraining
11. Future Directions
12. Conclusion