... Finally, it has been suggested that psychedelics facilitate experiences of transference (Goldsmith, 2007) and enhance therapeutic alliance (e.g., Dolder et al., 2016;Mithoefer et al., 2011), which are essential components of MBT and TFP. Moreover, the altered sense of self (for a discussion, see Nour & Carhart-Harris, 2017) and relation to others (Bershad et al., 2019;Carhart-Harris, Erritzoe et al., 2018) induced by psychedelics and the emphasis on targeting the patient's representation of the self and others within TFP (Clarkin, Cain, & Lenzenweger, 2018), may benefit from one another. Accordingly, compared with either treatment alone, utilizing psychedelics alongside evidence-based interventions and their techniques, such as DBT (e.g., mindfulness, radical acceptance), MBT (e.g., 'validation of the transference,' 'mentalizing the transference'), and TFP (e.g., 'working with transference,' clarification, confrontation), may have positive synergistic effects for the treatment of BPD (see Fig. 1). ...