The Squirmy Worm has become one of the most popular worm fly patterns in fly fishing. Not really a traditional fly tying material, but super effective when fished in lakes & rivers and it's easy to tie with.
European-Nymphing has become the fastest growing fly-fishing technique in the world and is used in all the international fly-fishing competitions. This new book is a great source of information on the subject and will enlighten you on this super productive style of fishing.