a.     By topic 

                                                        i.     CBT

                                                      ii.     DBT

                                                     iii.     ACT

b.     By platform

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                                                      ii.     Videos

                                                     iii.     Social media

                                                     iv.     books

                                                       v.     articles

c.     Research

                                                        i.     Trauma

                                                      ii.     Psychedelic science