You are predictable, your passwords are predictable, and so are your PINs. This simple fact is often exploited by hackers, as well as the agencies watching you. But what about your Android lock patterns? Can who you are reveal what patterns you create? This talk will present the results from a study of 3400 users and their selected lock patterns. Will being left-handed and having experience with security affect the way you create your lock patterns? Full Disk Encryption won't save you if your lock pattern is L - as in "loser".