You may wish to try the unified sticky in here:
https://forums.d2jsp.org/topic.php?t=15220050&f=60There's a lot of information in there and if you have any questions about it, it will serve as an easy reference point.
What I tend to do outside of talking to professional contacts is to search youtube to see if there's anything interesting/new. If you want to go deeper in your knowledge, consider reading some articles every once in a while
Article = actual science, not top 5 ways to plan meals type-blogs