To Sort Your Pieces on Your Public Profile:
Click 'My Profile' in the left-hand menu. Then, click the 'Public Settings' tab towards the top of the page.
Scroll down to the 'Data Options' section and find the drop-down menu entitled 'Default Piece Order for Public Profile'. Click on the menu and you'll be able to choose from options like 'Type', 'Date Added', 'Title', 'Date Created', and more.
Your changes will automatically be saved.