Jenny has turned out to be irresponsible and uncaring for other people's safety.
Criminal: knocked over a stop sign with her car, causing a student to die from a car accident at the same area. Secretive: prevented Hannah from contacting police. Inconsiderate: didn't care for the safety of other drivers.
"I am on Hannah's list for making her feel responsible for a kid's death in a car accident."
Rapist: raped Jessica. Sexual: had sex with Hannah so Hannah could find one last reason to kill herself. Criminal: what he did to Jessica is a felony.
Bryce has turned out to be more of a sexual predator.
"I am on Hannah's list due to my sexual behavior."
Useless: didn't do anything to prevent Hannah from considering suicide after having a talk. Concerned: even though he didn't really do anything to save Hannah, he was worried for her life. Irresponsible: he failed to realize that he could've done something else to help Hannah.
"I am on Hannah's list due to my failure of helping her acknowledge life."
Mr. Porter seemed to be trying to be as helpful as he can, but then didn't do anything later on.