He video recorded patient sessions and watched the recordings in minute detail to determine as precisely as possible what sorts of interventions were most effective in overcoming resistance, which he believed was acting to keep painful or frightening feelings out of awareness and prevent interpersonal closeness.
Han optog sessioner med klienter på video og så optagelserne ned i detaljerne for at bestemme så præcist som muligt hvilke former for interventioner som var mest effektive til at overkomme modstand, som holder smertefulde eller skræmmende følelser ud af opmærksomheden og som forhindrer nærhed mellem personer.