Your backers will be listed on your project site. However, they will only appear with their pseudonyms and the listing is not chronologically sorted by date of backing. You will receive the complete details of your backers including names and contact information once your campaign is concluded successfully. Here's how you do it: «Where can I find the names and addresses of my backers?».
The news tool allows you to communicate with your backers while the campaign is ongoing. Here's how this works («How does the news tool work?»).