https://www.psychologytoday.com/blog/the-psychology-fiction
Excellent collection of articles by University of Toronto professor emeritus Keith Oatley and OnFiction blogger:
https://www.psychologytoday.com/blog/the-psychology-fiction/201301/metaphor-and-metonymy
https://www.psychologytoday.com/blog/the-psychology-fiction/201208/entering-anothers-experience
https://www.psychologytoday.com/blog/the-psychology-fiction/201205/books-friends
https://www.psychologytoday.com/blog/the-psychology-fiction/201201/liking-stories
https://www.psychologytoday.com/blog/the-psychology-fiction/201111/empathy-and-fiction
https://www.psychologytoday.com/blog/the-psychology-fiction/201110/spoilers-dont-spoil-stories
https://www.psychologytoday.com/blog/the-psychology-fiction/201109/narrative-empathy
https://www.psychologytoday.com/blog/the-psychology-fiction/201108/are-stories-useful
https://www.psychologytoday.com/blog/the-psychology-fiction/201012/in-the-minds-others
https://www.psychologytoday.com/blog/the-psychology-fiction/201011/how-stories-influence-us
https://www.psychologytoday.com/blog/the-psychology-fiction/201009/change-your-self-read-fiction
https://www.psychologytoday.com/blog/the-psychology-fiction/201006/prompting-the-imagination
https://www.psychologytoday.com/blog/the-psychology-fiction/201005/why-read-fiction