Why is it important that the counsellor, psychotherapist, social worker, psychologist or psychiatrist has had his or her own therapy?

“There is a profound difference between those counsellors and psychotherapists who have experienced an in-depth psychotherapy and those who have not (Elana Leigh).”

More here: Why your therapist should be in therapy https://jodiegale.com/why-your-therapist-should-be-in-therapy-featuring-bleachers-i-wanna-get-better-video/