1. Textural issues or concerns
1.1. Appearing cool
1.1.1. "Jem was careful to explain that during school hours I was not to bother him, I was not to approach him with requests to him to enact a chapter of Tarzan or the Ant Men, to embarrass him with references to his private life
1.2. Acting more mature than his age, wanting to be a grown up
1.2.1. Wants to be like Atticus, wants to appear more mature and educated to impress his father.
2. Beliefs
2.1. Jem believes he knows a lot about everything, but still has a very child-like view on the world.
2.2. Equality
2.2.1. He comes to develop a sense of equality regarding Tom Robinson, and becomes very emotionally invested in the trial, and is genuinely shattered when the verdict comes out saying he is guilty (due to race inequality)
2.3. Honour
2.3.1. He does actions such as destroying Ms Dubose's front yard in defence of Atticus
3. Appearance
3.1. Brown hair and eyes, oval face, snug fitting ears
3.1.1. "Jems brown hair and eyes, his oval face and snug-fitting ears were our Mother's."
3.2. Previously injured arm
3.2.1. "When he was nearly thirteen my brother Jem got his arm badly broken at the elbow. (...) His left arm was somewhat shorter than his right; when he stood or walked the back of his hand was at right angles to his body, his thumb parallel to his thigh"
3.3. Previously injured arm
4. Important Quotations
4.1. "Jem put his arm around me. 'Hush Scout,' he said." This quote explains Jem's role as a protective older brother
5. Family
5.1. Scout(Sister)
5.2. Atticus(father)
5.3. Aunt Alexandra
6. Behaviour
6.1. Older brother figure
6.1.1. He fights with Scout, pressuring her into things
6.1.2. He fights with Scout, pressuring her into things
6.1.3. Progresses through the story and become closer do Dill as he grows older, and leaves Scout behind
6.2. Grown up
6.2.1. Refers to himself as "older folks"