SYG - Grinvex Symposium - is an event where the most recent results of the scientific research on Invexis is divulged, it's open to all volunteers, researchers, teachers, and students of Conscientiology.

Through the promulgation of new findings and the exchange of experiences, researchers have the possibility to make contact with different approaches on the same subject and take advantage the successful results of personal confrontations and investigations of other participants.

The Grinvex Symposium was created by the inversion research group of Sao Paulo in 1997, and was realized by other groups in six other Brazilian cities (Curitiba, Florianopolis, Natal, Porto Alegre, Rio de Janeiro and Sap Paulo) and abroad (Barcelona, Buenos Aires, Lisbon and Madrid).