Mario Biagini is Associate Director of Workcenter of Jerzy Grotowski and Thomas Richards. Mr. Biagini, born in Florence, Italy in 1964, after several professional experiences as actor in France and in Italy - started work in 1986 as a member of the practical research team of the Workcenter. He soon became a key member of the Workcenter research known as art as vehicle working in the team led by Thomas Richards. Mr. Biagini was doer in Downstairs Action (filmed in 1989 by Mercedes Gregory), and is presently a principal doer in Action, and a doer in The Twin: an Action in creation, performative opuses at the Workcenter in the domain of art as vehicle. Mario Biagini is also a leader in Project The Bridge: Developing Theatre Arts a new branch of the Workcenter research, as main director and actor of One breath left, and presently as main director and main actor of Dies Iræ: My Preposterous Theatrum Interioris Show, two performative opuses created within Project The Bridge. In 1997 and 1998, without interrupting his Workcenter research, Mario Biagini assisted Jerzy Grotowski in the preparation of his lessons and conferences for the Collège de France. And since 1990, parallel to Workcenter research, Mr. Biagini has conducted a personal and autonomous research - based on original texts and sources - on the theatrical and ritual traditions of India, with special concentration on the Hindu and Buddhist tantric lineages of Northern India.