There are. It's... a talent some have. To pull memories and thoughts from someone by force, look into their heads. Also to be able to control another's movements with their mind.

[she takes a breath, like she's about to say something else, then decides against it. Obi-Wan had said the ability to look into another's mind was something that sith did. She still hadn't even told him that when Kylo Ren had been looking into her mind not only did she force him out, she was able to turn it back against him, and look into his mind.]