The API provides methods to sort and filter individual questions by favorite count. In order to calculate the question favorite count totals *per User*, some grouping and set operations are required. e.g. <pre> total_views display_name [user_id] ------------------------------------------ 1000 John Doe [12] 900 Joe Snow [431] . . . etc etc </pre> Post your solution to this use case in the language/library syntax of your choice.