21. Mental health-related legal concepts include mens rea , insanity defences; legal definitions of " automatism, amongst many others. 22. The main difference between these two provisions is the " mens rea ", a recklessness or negligence. 23. Intoxication manslaughter, vehicular manslaughter and other similar offenses require a lesser mens rea than other manslaughter offenses. 24. The majority dismissed Lamer's focus on " stigma " as indicator for the requirement of mens rea . 25. They can be divided into three categories : affirmative defenses, inadequacy of mens rea , and shadow defenses. 26. :Some aspect of mens rea is almost always required for any criminal prosecution, common law or otherwise. 27. The doctrine of criminal capacity is an independent subdivision of the concept of " mens rea ". 28. Not all crimes have a mens rea requirement, or the threshold of culpability required may be reduced. 29. The mens rea behind the name is everything .-- Fuhghettaboutit 02 : 41, 18 July 2006 ( UTC) 30. The final requirement states that both an " actus reus " and a " mens rea " coincide.