- This book is intended for immediate Examination preparation only. Give it a good review! . Look Inside. Criminal law - Simplified For Law School Presence of the mental state required for any crime is the sole basis for conviction. There can be other intricate issues in criminal law. For instance there is no felony murder for a killing occurring during a felony if the killing itself is the only felony that occurred. Again, there is no FM if the felony is either not dangerous or not enumerated on the state's FM statute. . CLICK HERE TO START DOWNLOAD