This workshop will be held in two parts. In the morning from 9.00 – 13.00 the theory and the techniques of the standard form and the graded format of the IS-TDP will be thoroughly presented by Dr Kostas Monas and Dr Elpida Vasilopoulou and with the use of video from real sessions which will explain the theory. These presentations shall be in Greek. In the afternoon from 14.00 – 18.00 Dr Allan Abbass will present (also with videos of real sessions) the way to trait patients with resistant depression and patients with psychosis with the ISTDP modality. This presentation will be in English and will be held by teleconference.