He also discovered many techniques for increasing the likelihood that a trance state would occur .
Because Erickson expected trance states to occur naturally and frequently , he was prepared to exploit them therapeutically , even when the patient was not present with him in the consulting room .
Erickson also discovered many techniques for increasing the likelihood that a trance state would occur .
Because Erickson expected trance states to occur naturally and frequently , he was prepared to exploit them therapeutically , even when the patient was not present with him in the consulting room .