usabilityformsdesignwebinterfaceengagementalistapartlukewroblewskiA List Apart: Articles: Sign Up Forms Must Die
A List Apart: Articles: Sign Up Forms Must Die alistapart.com
I believe we can get people engaged with digital services in a way that tells them how such services work and why they should care enough to use them. I also believe we can do this without explicitly making them fill out a sign-up form as a first step.