She specialises in sex-positive, open-minded and nonjudgemental therapy for everyone, including members of the lesbian, gay, bisexual and transgender (LGBT) communities, and those who are non-monogamous and/or into kink. She is also an advisor for Scarleteen, and has advised the Dutch expertise centre on sexuality (Rutgers WPF) on LGBT youth. She has regular advice columns in magazines and online, writes articles, consults and gives her expert opinion to the media. She has written a chapter (‘Using Intensive Experiential-Dynamic Psychotherapy to Treat an Underachieving Gifted Adolescent’) for the book ‘The Theory and Practice of Experiential Dynamic Therapy’.