Larian Studios Forums Divinity - Original Sin Divinity - Original Sin - General My Companion is a Jerky Jerkface

I think the AI personality "names" aren't that accurate. If you want to be really accurate you'd have to consult a guide like this unfortunately http://orcz.com/Divinity_Original_Sin:_AI_Personalities

I do have to say the AI dialog is pretty entertaining, but has a lot of room for improvement.