THETAHEALING, THETAHEALER, the THETA HEALING shield logo and THInK/THETA HEALING INSTITUTE OF KNOWLEDGE are registered trademarks. Seminars and sessions in the ThetaHealing meditation technique are available exclusively from an Instructor and Practitioner certified in the ThetaHealing technique. Only an Instructor or Practitioner who has been certified by THInK is entitled to be called a ThetaHealer. Only the specific THETA HEALING meditation techniques developed and approved by Vianna and THInK can be called ThetaHealing.