You may take each part separately, in consecutive order, as long as the next part is completed within 2 years of the previous part and based on space availability. That said, most people go through the full training with the same group over the 9 month period (scheduling permitted)
Experience a full immersion into the ATSI 12 Series of Structural Integration with your classmate partner and with outside models during Part III. Benefit from experienced supervision and positive support throughout the program.
PLEASE NOTE: To attend AT SI III you must first have completed AT SI I & II and submitted all of there required essays etc.