More on making Creamy Lather
Joe, proprietor of the Italian Barber shaving store, has an excellent comment (with photos) of the process he follows, and he seconds Zach’s statement that the secret is in using a boar brush. Take a look.
UPDATE: Oops: Joe’s excellent post follows Tim Butterfield’s post (at the link), which is the one with the good photos. Joe confirms the method and gives more background—and explains why Italian barbers like boar brushes.