Born in Lisbon in 1962.

É architect (FA/UTL, 1985), was Guest Assistant Professor at ESTGAD, Caldas da Rainha (1997/2001), and is currently Guest Assistant Professor at DA/UAL (since 1998). Lives and works in Lisbon.

It was ranked 2nd; place in the competition for the expansion of the Headquarters of the Order of Engineers in Lisbon (1987), in association with Pedro Ucha.

Manuel Graça Dias and Egas Joséé Vieira has works built in Lisbon, Almada, Porto, Guimarães, Chaves and Seville that have been the subject of publication in the specialized press and have been shown (since 1978) in collective and individual exhibitions.

Authors of the controversial Urban Reconversion Study of Estaleiro da Lisnave, in Almada, Manuel Graça Dias and Egas José Vieira are currently working, among others, on projects for the new campus for the Egas Moniz University, in Monte da Caparica, a huge housing complex (427 dwellings) for Guimarães, the Olive Oil Museum in Mirandela, the Plan for the village of Estrela (Alqueva), the Chaves School of Music, Arts and Crafts, as well as a housing corner on Av. Casal Ribeiro, in Lisbon.

Manuel Graça Dias and Egas Joséé Vieira won the AICA/Ministry of Culture (Architecture) Prize, in 1999, for his work as a whole.