Try the about page here to get a broad idea of what this community is about. As you will read, a good way to start learning what Harry James Potter-Evans-Verres knows is by reading the sequences. Don't be intimidated by the length; if you've liked HPMOR enough to come here, you'll find at least some, if not all, of the sequences fascinating.
As for asking for help, you may want to make an introductory post on the welcome page. You can give a longer description of yourself and your goals on this thread. Also, if you give more details about yourself, I expect someone with some more specific ideas will be able to help.
A while back in the Columbus Rationality group, we started wondering: What books would the Harry Potter and the Methods of Rationality houses have in each of their libraries? We had fun categorizing different subjects:
And so, I found myself taking all my books off their shelves this weekend and picking the best to represent each rationality!House and made them into Facebook cover-image-sized pictures. Click each image to see it larger, with a list on the left:
(first posted at Measure of Doubt)
I’m always open to book recommendations and suggestions for good fits. What other books would be especially appropriate for each shelf?