In Adult Survivors of Toxic Family Members: Tools to Maintain Boundaries, Deal with Criticism, and Heal from Shame After Ties Have Been Cut, psychologist and toxic-family survivor Sherrie Campbell, Ph.D. argues that surviving our toxic and dysfunctional family units requires cutting ties forever for a while or forever. Campbell provides strategies for embracing the decision with pride, validation and faith in oneself. She provides tools for creating boundaries, coping with judgment, and overcoming self-doubt.